# United States

> country located primarily in North America

**Wikidata**: [Q30](https://www.wikidata.org/wiki/Q30)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/United_States)  
**Source**: https://4ort.xyz/entity/united-states

## Summary

The United States has a population of 340.1M as of 2024[1][2][3][4]. It covers an area of 9.8M[5][6].

## Summary

The United States is a sovereign state and federal republic located primarily in North America. Founded on July 4, 1776, it succeeded the United Colonies and operates as a constitutional republic and democratic republic under a presidential system. The country comprises 50 administrative territorial entities, including states such as California, Texas, New York, and Florida, as well as territories like Puerto Rico. Washington, D.C. serves as the capital, while New York City is its most populous city, and the United States dollar functions as its official currency.

Classified as a global superpower, the United States holds a permanent seat on the United Nations Security Council and is a member of numerous international organizations, including the United Nations, NATO, the G7, the G20, and the Organization of American States. The country also participates in the Five Eyes intelligence alliance, the AUKUS military technology partnership, and the ANZUS collective security agreement. Furthermore, the United States is recognized as one of the states with nuclear weapons. 

The nation's historical trajectory includes the 1861 formation of the Confederate States of America, which preceded the reunification of the country. Official languages include English, Spanish, and Hawaiian, reflecting diverse cultural and linguistic demographics across its states and geographic regions, which span coastlines along the Atlantic, Pacific, and Arctic Oceans. Globally influential figures associated with the United States include historical leaders such as Thomas Jefferson and Abraham Lincoln, as well as inventors and entrepreneurs like Thomas Edison and Steve Jobs.

## Key Facts

- **Official name**: United States of America.
- **Short names**: USA, America, EE.UU., EUA, Vereinigte Staaten, É.-U., VS, BNA, UDA, and others.
- **Country classification**: Sovereign state, constitutional republic, federal republic, superpower.
- **Capital cities**: Washington, D.C. (current); former capitals include Philadelphia and New York City.
- **Inception dates**: July 4, 1776 (Declaration of Independence); May 12, 1784 (Articles of Confederation ratification).
- **Foundational texts**: United States Declaration of Independence; United States Constitution; Articles of Confederation.
- **Mottos**:
  - *In God We Trust* (official).
  - *E pluribus unum* (Latin: "Out of many, one").
  - *All within your reach*.
- **Anthem**: *The Star-Spangled Banner*.
- **Official symbol**: Bald Eagle.
- **Government type**: Presidential system, federal republic.
- **Head of state and government**: President of the United States (current: Donald Trump).
- **Legislative body**: United States Congress; formerly Congress of the Confederation.
- **Highest judicial authority**: Supreme Court of the United States.
- **Executive body**: Federal Government of the United States.
- **Head(s) of government**: Includes John Adams, Thomas Jefferson, Abraham Lincoln, Franklin D. Roosevelt, Ronald Reagan, Donald Trump, and others.
- **Administrative divisions**: 50 states (e.g., Alabama, Alaska, Arizona, California, Florida, Hawaii, Illinois, New York, Texas), territories, and the District of Columbia.
- **Continent**: Primarily North America; also includes territories in Insular Oceania and Asia.
- **Coordinates**:
  - Geographic center: 39.828175°N, 98.5795°W.
  - Northernmost point: 71.38°N, 156.48°W.
  - Southernmost point: 24.5442989°N, 81.8051241°W.
  - Easternmost point: 44.81539337°N, 66.94995403°W.
  - Westernmost point: 52.92112°N, 172.43708°W.
- **Area**: 9,826,675 km² (3,794,101 sq mi).
- **Coastline**: 95,471 km (59,326 mi).
- **Highest point**: Mount Whitney (altitude not specified).
- **Lowest point**: Badwater Basin (altitude not specified).
- **Borders**: Shares land borders with Canada and Mexico; maritime borders with Russia, Cuba, The Bahamas, and others.
- **Time zones**: UTC−12:00 to UTC+12:00, including Atlantic, Eastern, Central, Mountain, Alaska, and Samoa Time Zones.
- **Driving side**: Right.
- **Official languages**: English, Hawaiian, and Spanish.
- **Languages used**: Includes English, Spanish, French, German, Russian, Chinese, Native American languages (e.g., Dakota, Navajo), and 150+ others.
- **Demonym**: American (multiple translations in other languages).
- **Population**:
  - Latest: 340.1 million (as of latest data).
  - Historical range: 3.9 million (1790) to 340.1 million.
- **Urban population**: 276.9 million (latest).
- **Rural population**: 56.4 million (latest).
- **Male population**: 165.0 million (latest).
- **Female population**: 168.3 million (latest).
- **Number of households**: 122,354,219.
- **Median income**: $43,585.
- **Per capita income**: $35,384.
- **Birth rate**: Latest: 11 per 1,000 people; range: 10.9–11.4.
- **Death rate**: Latest: 9.8 per 1,000 people; range: 8.7–10.4.
- **Total fertility rate**: Latest: 1.67; range: 1.64–2.12.
- **Life expectancy**: Latest: 77 years; range: 76–79 years.
- **Literacy rate**: 99.4%.
- **Mean age**: 38.2 years.
- **Retirement age**: 66 years.
- **Suicide rate**: 12.1–14.5 per 100,000 people.
- **Unemployment rate**: 6.7% (latest).
- **Human Development Index (HDI)**: Latest: 0.92; range: 0.87–0.93.
- **Inequality-adjusted HDI**: Latest: 0.82; range: 0.81–0.82.
- **Democracy Index**: Latest: 8.22; range: 7.92–8.22.
- **Gini coefficient**: 34.6–47.7.
- **Nominal GDP**: Latest: $28.75 trillion; range: $23.32–$28.75 trillion.
- **Currency**: United States dollar (USD).
- **Central bank**: Federal Reserve System; formerly First and Second Bank of the United States.
- **Gross Domestic Product (GDP)**: Largest economy in the world by nominal GDP.
- **Economic classification**: Free country, global superpower, leader in technological, cultural, and military influence.
- **Culture**: Designated as *culture of the United States*.
- **Ethnic groups**: Includes White Americans, African Americans, Asian Americans, and Native Americans.
- **Religion**: Not specified in source.
- **Timekeeping**:
  - Gregorian calendar adopted: October 15, 1582; September 14, 1752; October 18, 1867.
- **International dialing code**: +1.
- **Mobile country codes**: 310–316 (latest: 316).
- **Maritime identification digits**: 338, 366–369 (latest: 369).
- **ISO country code**: US.
- **GS1 country code**: 000–139.
- **Top-level internet domains**: .us, .mil, .gov.
- **Emergency phone number**: 911.
- **Mains voltage**: 120V.
- **Railway traffic side**: Right.
- **Vehicles per 1,000 people**: 778.
- **Maximum recorded temperature**: 56.7°C (134°F).
- **Climate classification**: Not specified in source.
- **UN Human Development Index rank**: Not specified; latest HDI is 0.92.
- **Happy Planet Index score**: 37.4.
- **Public holidays**:
  - Independence Day (July 4).
  - New Year’s Day, Martin Luther King Jr. Day, Washington’s Birthday, Memorial Day, Labor Day, Columbus Day, Veterans Day, Thanksgiving.
- **Member of international organizations**:
  - United Nations (founding member), United Nations Security Council (permanent member), NATO, G7, G8, G20, OECD, WTO, Arctic Council, APEC, OAS, and others.
- **Diplomatic relations**: 200+ countries and territories, including China, Russia, Germany, Japan, Canada, and Brazil.
- **International disputes/relations**: Not specified in source.
- **Participant in conflicts**:
  - Includes Revolutionary War, Civil War, World War I, World War II, Korean War, Vietnam War, Gulf War, Iraq War, War in Afghanistan, and others.
  - Atomic bombings of Hiroshima and Nagasaki.
  - NATO bombing of Yugoslavia.
- **Military alliances**: NATO (North Atlantic Treaty Organization).
- **Military expenditures**: Not specified in source.
- **Peacekeeping operations**: Not specified in source.
- **Significant historical events**:
  - American Revolutionary War, Louisiana Purchase, Civil War, Great Depression, Apollo 11 moon landing, 9/11 attacks, Watergate scandal.
  - Assassinations of Abraham Lincoln and John F. Kennedy.
- **Major cities**:
  - New York City (most populous, >8.8 million).
  - Los Angeles, Chicago, Washington, D.C., San Francisco.
- **States ordered by admission**:
  - Delaware (first, December 7, 1787).
  - Hawaii (last, August 21, 1959).
  - Texas (December 29, 1845; formerly Republic of Texas).
  - Alaska (January 3, 1959).
- **Territories**: Includes United States Minor Outlying Islands.
- **Flag**: Stars and Stripes (*flag of the United States of America*).
- **Coat of arms**: Great Seal of the United States.
- **National ID systems**: Not specified in source.
- **Official website**: [usa.gov](https://www.usa.gov/), [usa.gov/espanol](https://www.usa.gov/espanol/).
- **Open data portal**: [data.gov](https://www.data.gov/).
- **Official blog**: [USA.gov blog](https://blog.usa.gov/).
- **Privacy policy**: [USA.gov Privacy & Security](https://www.usa.gov/privacy-security).
- **Stack Exchange tags**: [travel.stackexchange.com/tags/usa](https://travel.stackexchange.com/tags/usa), [matheducators.stackexchange.com/tags/usa](https://matheducators.stackexchange.com/tags/usa).
- **WordLift URL**: [data.thenextweb.com/entity/united_states_of_america](http://data.thenextweb.com/tnw/entity/united_states_of_america).
- **External data**: [data.gov](https://www.data.gov/).
- **Hashtags**: usa, America, USA, EstadosUnidos, united_states.
- **Known for**: Free market economy, innovation, cultural exports (e.g., Hollywood, Silicon Valley), global influence.
- **Notable figures**:
  - Presidents: George Washington, Abraham Lincoln, Franklin D. Roosevelt, Ronald Reagan, Donald Trump, Joe Biden.
  - Scientists: Albert Einstein, Thomas Edison.
  - Civil rights leaders: Martin Luther King Jr.
  - Entrepreneurs: Bill Gates, Mark Zuckerberg (Facebook founder).
  - Authors: Mark Twain.
  - Entertainers: Marilyn Monroe.
- **Nicknames**:
  - Nation: "Land of the Free."
  - Cities: New York City ("Big Apple," "City That Never Sleeps"); Los Angeles ("City of Angels").
- **Educational/research focus**: Studied by *American studies*.
- **Wikiprojects**: WikiProject United States, WikiProject Countries, WikiProject North America.
- **Sitelink count**: 423 (Wikipedia editions).
- **Social media followers**: Latest: 20,000; historical range: 18,000–350,000.
- **Unicode character**: 🇺🇸.
- **Toki Pona headnoun**: *L220703*.
- **Replaces**:
  - *United Colonies* (pre-1776).
  - *Confederate States of America* (1861–1865).
- **Different from**: *Americas* (continent), *Union* (post-Civil War context).
- **Other names**:
  - Native labels: Includes translations in Navajo (*Wááshindoon*), Armenian (*Hայաստանի Հանրապետություն*), Japanese (*アメリカ合衆国*), and others.

## History

The United States originated as a collection of British colonies in North America, which formed the United Colonies on September 5, 1774, as a political and military union. On July 4, 1776, the United States Declaration of Independence was signed, formally severing ties with Great Britain and establishing the United States as a sovereign state. The nation’s foundational legal and political structure emerged with the ratification of the U.S. Constitution, beginning with Delaware on December 7, 1787, as the first state to ratify. Pennsylvania followed on December 12, 1787, Connecticut on January 9, 1788, Georgia on January 2, 1788, New Jersey on December 18, 1787, and Virginia on June 25, 1788. The capital city, Washington, D.C., was established on July 16, 1790.

The United States succeeded the United Colonies and replaced the Confederate States of America after the American Civil War (1861–1865). The Louisiana Purchase in 1803 significantly expanded U.S. territory. The Mexican-American War (1846–1848) resulted in the acquisition of vast southwestern lands. The Alaska Purchase from Russia occurred in 1867. The nation admitted new states over time: Ohio on March 1, 1803; Louisiana on April 30, 1812; Illinois on December 3, 1818; Alabama on December 14, 1819; Maine on March 15, 1820; Missouri on August 10, 1821; Arkansas on June 15, 1836; Michigan on January 26, 1837; Florida on March 3, 1845; Texas on December 29, 1845; Iowa on December 28, 1846; Wisconsin on May 29, 1848; California on September 9, 1850; Minnesota on May 11, 1858; Oregon on February 14, 1859; Kansas on January 29, 1861; West Virginia on June 20, 1863; Nevada on October 31, 1864; Nebraska on March 1, 1867; Colorado on August 1, 1876; North Dakota and South Dakota on November 2, 1889; Montana on November 8, 1889; Washington on November 11, 1889; Idaho on July 3, 1890; Wyoming on July 10, 1890; Utah on January 4, 1896; Oklahoma on November 16, 1907; New Mexico on January 6, 1912; and Arizona on February 14, 1912. Hawaii became the 50th state on August 21, 1959, and Alaska on January 3, 1959.

The United States has participated in major international conflicts, including the War of 1812, the Spanish–American War, World War I, World War II, the Korean War, the Vietnam War, and the Gulf War. Key events include the American Civil War, the Missouri Compromise, Bleeding Kansas, the Utah War, the Klondike Gold Rush, the Attack on Pearl Harbor, the atomic bombings of Hiroshima and Nagasaki, the Cuban Missile Crisis, the Watergate scandal, and the 1992 Los Angeles riots. The nation has been involved in treaties such as the Treaty on the Non-Proliferation of Nuclear Weapons and the Treaty on Open Skies.

The United States is a federal republic and a sovereign state. It is a member of the United Nations, NATO, the G7, the G20, the Organization of American States, the International Monetary Fund, the World Bank, the World Trade Organization, the International Energy Agency, the Nuclear Suppliers Group, the Australia Group, the Missile Technology Control Regime, the Five Eyes, AUKUS, ANZUS, ABCANZ Armies, and AUSCANNZUKUS. It is recognized as a superpower with the largest economy by nominal GDP and a permanent seat on the United Nations Security Council. The United States dollar is its official currency. The nation’s government operates under a constitutional republic system with separation of powers. English is the de facto national language. The United States is located primarily in North America, bordered by Canada to the north and Mexico to the south. Its capital is Washington, D.C., and its most populous city is New York City.

## Geography & Climate

The United States is a country located primarily in North America, bordered by Canada to the north, Mexico to the south, the Arctic Ocean to the northwest, the Pacific Ocean to the west, and the Atlantic Ocean to the east. It also shares maritime borders with Russia and Cuba. The geographic coordinates of the nation's center are approximately 44°58' N, 103°46' W. The total area of the United States is approximately 9.8 million square kilometers, making it the world's third-largest country by land area.

The contiguous United States features a diverse topography. The eastern region is characterized by the Appalachian Mountains and the Atlantic coastal plain. The central interior consists of vast plains and the Mississippi River drainage basin. The western region is dominated by the Rocky Mountains, which extend from Canada to New Mexico. The highest point in the country is Mount Whitney in California, with an elevation of 4,421 meters (14,505 feet), while the lowest point is the Badwater Basin in Death Valley, California, at 86 meters (282 feet) below sea level. The country's extensive coastline measures over 95,471 kilometers.

Major geographic features include the Great Lakes, which form the largest group of freshwater lakes on Earth by total area, and major river systems such as the Mississippi, Missouri, Colorado, and Columbia rivers. The nation encompasses a wide range of climates, from the arctic conditions of Alaska to the tropical climate of Hawaii and southern Florida. The interior experiences a continental climate with warm summers and cold winters, while the West Coast features Mediterranean, oceanic, and arid climates depending on the region. The central plains are prone to extreme weather events, including tornadoes and blizzards.

## Government & Politics

The United States operates as a federal republic and presidential system. As a republic, its government structure divides power between executive, legislative, and judicial branches. The country is composed of 62 administrative territorial entities, which include states such as Alabama, Alaska, California, Florida, New York, Texas, and Virginia, among others. The executive body of the nation is the Federal Government of the United States, which includes the United States Cabinet. 

The President of the United States serves as both the head of state and head of government, a dual role central to the country's presidential system. The office has been held by a succession of leaders throughout the nation's history, including John Adams, Thomas Jefferson, James Madison, Abraham Lincoln, Theodore Roosevelt, Franklin Delano Roosevelt, John F. Kennedy, Ronald Reagan, Bill Clinton, George W. Bush, Joe Biden, and Donald Trump. Donald Trump currently serves as the head of state.

The legislative branch of the government is the United States Congress. Historically, the predecessor to the current Congress was the Congress of the Confederation. The highest judicial authority in the country is the Supreme Court of the United States, which serves as the ultimate arbiter of constitutional law.

On the international stage, the United States maintains diplomatic relations with a broad network of countries, including Afghanistan, Albania, Argentina, Australia, Bangladesh, Brazil, Canada, the People's Republic of China, France, Germany, India, Iraq, Israel, Italy, Japan, Lebanon, Lithuania, Russia, Singapore, South Korea, Syria, Ukraine, and Zambia, among others. The country participates in major international organizations, including the United Nations, a global intergovernmental organization founded in 1945 to promote international cooperation, peace, and security, which currently has 193 member states. The United States is also a member of NATO, an intergovernmental military alliance between 32 member states, and engages with UNESCO, a specialized agency of the United Nations for education, sciences, and culture.

## Economy

The United States operates with a mixed-market economy and is a leading global economic power. Its official currency is the United States dollar (USD), a dollar-class currency first established in 1792. The nation's central banking system is the Federal Reserve System. Preceding entities in the role of central bank included the First Bank of the United States and the Second Bank of the United States.

Key economic indicators include a high nominal Gross Domestic Product (GDP). Available data shows a time series rising from 23,315.1 billion USD to a latest figure of 28,751.0 billion USD. The median income is 43,585 USD, while the per capita income is 35,384 USD. The unemployment rate is recorded at 6.7 percent.

The American economy is distinguished by its concentration of globally influential corporations across technology, entertainment, consumer goods, and services. The technology sector is particularly prominent, home to multinational companies such as Google, Apple Inc., Microsoft, and Amazon. Google, founded in 1998, specializes in internet-related services and products, including its search engine and online advertising. Apple Inc., founded in 1976 and headquartered in Cupertino, California, designs and sells consumer electronics, computer software, and online services. Microsoft is a major developer of software, including operating systems, and also produces hardware and cloud services. Amazon, founded in 1994, is a dominant force in e-commerce and cloud computing.

The entertainment and media industry is another cornerstone, led by entities like The Walt Disney Company and the Star Wars franchise. The Walt Disney Company, founded in 1923 by Walt Disney and Roy O. Disney, is a multinational mass media and entertainment conglomerate. Walt Disney himself was a pioneering animator and entrepreneur who created iconic characters like Mickey Mouse. The company's holdings include the Star Wars franchise, an epic space opera multimedia franchise created by George Lucas that began in 1977. In the consumer sector, McDonald's, founded in 1940, is one of the world's largest fast food restaurant chains.

The United States participates actively in global economic governance through membership in major international financial and trade institutions, including the International Monetary Fund, the World Bank, and the World Trade Organization.

## Demographics

The demographics of the United States encompass a population that reached 340.1 million, the highest recorded figure in the nation's history. Population growth has been substantial over time, rising from an early count of 3.9 million to its current level. The mean age of the population is 38.2 years.

In terms of gender distribution, the male population stands at 165.0 million, while the female population is slightly higher at 168.3 million. The nation's 122,354,219 households are distributed across urban and rural areas. The urban population of 276.9 million significantly outnumbers the rural population of 56.4 million. New York City, the most populous urban area in the United States, alone has a population exceeding 8.8 million as of the 2020 U.S. Census.

The United States is characterized by significant ethnic and linguistic diversity. The primary ethnic groups include White Americans, African Americans, Asian Americans, and Native Americans in the United States. English is the most widely spoken language and serves as an official language alongside Hawaiian and Spanish. Beyond these, the country has a vast array of languages used by its population, including regional and indigenous languages such as Eastern Abenaki, Esselen, Chitimacha, Chimariko, Alabama, Crow, Karuk, Seneca, Ottawa, Muscogee, Dakota, Mandan, Winnebago, Quinault, Quileute, O'odham, Catawba, and Hutterite German, among many others. Additionally, historical immigration patterns and cultural enclaves have established languages such as Russian, Ukrainian, Urdu, Korean, Greek, and French within the country, and Louisiana Creole is also spoken.

Vital statistics for the United States show a birth rate of 11.0 per 1,000 population and a death rate of 9.8 per 1,000 population. The total fertility rate has fluctuated over time, recording a high of 2.12 and a low of 1.64, with the most recent figure at 1.67. Life expectancy stands at 77 years, having reached a peak of 79 years in prior years. The literacy rate in the United States is 99.4%. The unemployment rate is 6.7%, and the national retirement age is set at 66.

## Culture & Society

The United States is the birthplace of English-language Wikipedia (2001), Facebook (2004), and the iPhone ecosystem engineered by Apple co-founder Steve Jobs. These platforms shape global digital culture and originate from U.S. territory.

New York City, the nation’s most populous metropolis, anchors publishing, advertising, and live performance. Los Angeles, founded in 1781 and now the largest California city, drives film and television output. Philadelphia, founded in 1682, was an early literary center where Edgar Allan Poe produced pioneering Gothic and detective fiction. Mark Twain, raised in Missouri, set *Adventures of Huckleberry Finn* (1884) on the Mississippi River, embedding regional dialect into the American literary canon.

Federal holidays fixed by statute include Independence Day (4 July), Thanksgiving, Martin Luther King Jr. Day, Washington’s Birthday, Memorial Day, Labor Day, Columbus Day, Veterans Day, New Year’s Day. King, a Baptist minister and 1968 martyr, catalyzed civil-rights legislation through non-violent protest imagery broadcast nationwide.

The national motto “In God We Trust” circulates on the United States dollar, introduced 1792 and still the exclusive legal tender. The anthem “The Star-Spangled Banner” and the Great Seal function as shared civic symbols; “E pluribus unum” remains an additional motto.

Massachusetts hosts the global higher-education cluster around Boston, feeding scientific and medical culture. Illinois, admitted 1818, fostered a Chicago blues and jazz corridor that migrated north along the Mississippi. Louisiana, admitted 1812, exported Creole cuisine and jazz, genres now embedded in U.S. festival circuits.

Spanish and English are both spoken within the continental U.S.; Hawaiian is the indigenous state language of Hawaii, admitted 1959. Puerto Rico, an unincorporated U.S. territory, further extends bilingual culture.

Sports culture is organized around privately owned franchises in gridiron football, baseball, basketball, and ice hockey; collegiate athletics, regulated within each state, command parallel followings.

## Education

The source material provides specific quantitative data regarding educational outcomes in the United States but does not contain descriptive information regarding the structural organization of primary, secondary, or tertiary systems, nor does it list specific universities, education policies, or distinctions between public and private institutions.

A key statistic available is the literacy rate, which is recorded at 99.4%. This figure indicates the proportion of the population capable of reading and writing. Regarding school attendance, the data tracks the number of out-of-school children through a time series of 16 recorded values. The minimum number of out-of-school children in this dataset is 1.7 million, while the maximum reaches 3.7 million. The most recent figure in the provided series is 3.7 million. The specific years corresponding to these data points are not detailed in the source material.

While the text does not outline the formal education system, it identifies several states and cities that function as significant hubs for higher education and research. Massachusetts is explicitly described as a "global hub for higher education, scientific research, and technological innovation," centered around its capital and largest city, Boston. Similarly, New Mexico is recognized as a "hub for scientific research, military testing, and space exploration." Illinois is noted for its "rich history of political, scientific, and cultural innovation," and California is identified as a leader in "technological, cultural, and military influence."

The source material also lists prominent individuals associated with the United States, though their specific educational backgrounds are not detailed. Bill Gates is identified as a "computer scientist," "programmer," and "entrepreneur." Albert Einstein is described as a "theoretical physicist" who earned the Nobel Prize in Physics in 1921. Steve Jobs is noted as an "entrepreneur" and co-founder of Apple Inc. Other figures such as Thomas Edison, an "inventor and businessman," and Mark Twain, an "author and humorist," are mentioned alongside their professional achievements.

The text references the United Nations Educational, Scientific and Cultural Organization (UNESCO) as a specialized agency of the United Nations for "education, sciences, and culture." It also mentions the International Centre for Settlement of Investment Disputes and the International Bank for Reconstruction and Development, though their direct roles in the U.S. education system are not specified in the provided snippets. No information is available in the source regarding the governance of education, funding mechanisms, curriculum standards, or the existence of specific public or private school networks.

## Healthcare

The United States records a life expectancy ranging from 76 to 79 years, with the latest measurement at 77 years. Historical data indicates values fluctuating between 78.7 and 78.8 before declining through 78.6, 78.5, and 78.4 to reach 78, with the current figure at 77. The suicide rate stands between 12.1 and 14.5.

## Infrastructure & Transportation

The United States possesses extensive transportation networks spanning roads, railways, aviation, and maritime routes. The nation's highway system constitutes the world's largest network of paved roads, with the Interstate Highway System serving as the core component. Rail traffic operates on the right side of the track. Major metropolitan areas including New York City, Los Angeles, Chicago, and Philadelphia serve as critical hubs for passenger and freight transportation. The country maintains significant maritime infrastructure along its coastlines bordering the Arctic Ocean, Pacific Ocean, and Atlantic Ocean.

The United States operates one of the world's most extensive aviation networks, with major international gateways including New York City, Los Angeles, Chicago, and San Francisco facilitating both domestic and international travel.

The nation's telecommunications infrastructure is supported by the International Telecommunication Union, a specialized agency of the United Nations dedicated to information and communication technologies. The open data portal data.gov provides access to government datasets relevant to infrastructure planning and development.

Energy infrastructure includes the nuclear energy sector, with the United States among the states possessing nuclear weapons and participating in the Nuclear Suppliers Group. The country is also a member of the International Energy Agency, an autonomous intergovernmental organization focused on energy policy.

Water systems and utilities are administered at federal, state, and local levels, with the Environmental Protection Agency overseeing water quality standards. The nation maintains critical infrastructure across all fifty states, from the oldest settlements in the Northeast to newer statehood territories in the West and Pacific.

The top-level internet domains .us, .mil, and .gov designate American digital infrastructure, supporting both civilian and military communications networks.

## International Relations

The United States maintains a comprehensive network of international affiliations, serving as a member to a wide array of global intergovernmental organizations and military alliances. As a foundational member of the post-1945 international order, the country is a member of the United Nations (UN), a global intergovernmental organization established in 1945 to promote international cooperation, peace, and security. The UN, which replaced the League of Nations, currently comprises 193 member states and operates through specialized agencies and programs addressing human rights, economic development, and humanitarian aid. Within the UN framework, the United States holds a seat on the United Nations Security Council.

In the realm of defense and security, the United States is a member of the North Atlantic Treaty Organization (NATO), an intergovernmental military alliance consisting of 32 member states. The country's security architecture also includes participation in the ANZUS alliance and the former Southeast Asia Treaty Organization. Additionally, the United States is a party to the Treaty on Open Skies and adheres to the Missile Technology Control Regime and the Nuclear Suppliers Group. The nation is also a member of the Organisation for the Prohibition of Chemical Weapons and the Australia Group.

The United States plays a central role in global economic governance and trade regulation. It is a member of the World Trade Organization (WTO), an intergovernmental body intended to supervise and liberalize international trade. The country participates in major economic forums including the G7, the G8, and the G20. It is also a member of the Organization for Economic Cooperation and Development (OECD) and the Asia-Pacific Economic Cooperation (APEC) forum. Historically, the United States was a party to the North American Free Trade Agreement (NAFTA). In the financial sector, the country is a member of the International Monetary Fund (IMF) and the World Bank group, which includes the International Bank for Reconstruction and Development, the International Development Association, the International Finance Corporation, the Multilateral Investment Guarantee Agency, and the International Centre for Settlement of Investment Disputes. The United States also holds membership in regional development institutions such as the African Development Bank and the Asian Development Bank.

Diplomatic relations extend to a vast number of sovereign entities. The United States maintains diplomatic relations with countries across all inhabited continents, including Afghanistan, Albania, the People's Republic of China, Germany, Russia, Australia, Israel, Brazil, Iraq, Serbia, Canada, Japan, Italy, Liechtenstein, Argentina, Zambia, India, Lithuania, Cape Verde, Yemen, Eswatini, Singapore, Norway, France, Ukraine, Lebanon, Syria, South Korea, Bangladesh, and the Philippines, among 152 others. In the sphere of international law enforcement and security cooperation, the United States is a member of Interpol.

The country's international engagements also cover specific regional and functional bodies. It participates in the Organization for Security and Co-operation in Europe (OSCE) and the Arctic Council. Despite being located primarily in North America and named after the Americas, the United States engages with entities across the globe, including the ASEAN Regional Forum. The breadth of these memberships indicates a foreign policy structure deeply integrated into multilateral institutions spanning security, economics, finance, and humanitarian aid. The United States' status as a distinct territorial body and political entity within North America serves as the geographic basis for these extensive international linkages.

## Media & Communications

American media and communications converge around several globally noted firms and institutions. Mark Zuckerberg, an American Internet entrepreneur, co-founded and has led Meta (formerly Facebook) since 2004, situating him at the center of U.S. social media governance. Alongside this digital giant stands The Walt Disney Company, the Burbank-based multinational mass media and entertainment conglomerate founded 16 October 1923 by Walt Disney and Roy O. Disney; via segments spanning film, television, theme parks, and consumer products, it owns the Disney, Pixar, Marvel, and Star Wars brands. In print, The New York Times—an American daily newspaper founded in 1851—remains a cornerstone of the national news agenda.

Infrastructure and reach indicators mirror the sector’s scale. Social media follower counts for a monitored U.S. entity fluctuate between 18 k and 350 k, registering 20 k in the most recent measurement. Economic context is supplied by a median income figure of $43,585 associated with the country. Although no dedicated SEO metadata appear in the provided source set, these datapoints collectively frame a landscape in which legacy journalism, entertainment conglomerates, and dominant digital platforms operate within one of the world’s largest and most technologically advanced communications markets.

## Notable People
The United States has been home to a multitude of influential individuals who have shaped the country's history, culture, and development. These notable people span various fields, including politics, science, arts, and entertainment.

### Politics and Leadership
The United States has had its fair share of iconic leaders. **Abraham Lincoln**, the 16th president, is renowned for leading the Union during the American Civil War and issuing the Emancipation Proclamation. **George W. Bush**, the 43rd president, is known for his leadership during the September 11 terrorist attacks and the subsequent War on Terror. **Joe Biden**, the 46th president, has been at the forefront of addressing significant global and domestic challenges. Other notable presidents include **Ronald Reagan**, known for his economic policy "Reaganomics" and his role in ending the Cold War, and **Franklin Delano Roosevelt**, who led the country through the Great Depression and World War II. **Thomas Jefferson**, a Founding Father and the third president, is celebrated as the principal author of the Declaration of Independence. **Theodore Roosevelt**, the 26th president, is remembered for his progressive policies and conservation efforts. **John F. Kennedy**, the 35th president, played a pivotal role in the Cold War and the space program, while **Harry S. Truman** is recognized for his leadership during World War II and the establishment of the United Nations. **Dwight D. Eisenhower**, the 34th president, was a key figure in World War II and the Cold War, and **Woodrow Wilson**, the 28th president, was a leading figure in the League of Nations. **Jimmy Carter**, the 39th president, is known for his humanitarian work and **Bill Clinton**, the 42nd president, for his economic policies and international diplomacy. **George H. W. Bush**, the 41st president, managed significant global events, including the Gulf War. **Richard Nixon**, the 37th president, is known for his foreign policy achievements, despite his resignation due to the Watergate scandal.

### Science and Technology
The United States has been a hub for scientific innovation, with figures like **Albert Einstein**, a German-born theoretical physicist who developed the theory of relativity, making significant contributions. **Thomas Edison**, an American inventor and businessman, is renowned for his development of the practical incandescent light bulb and the phonograph. **Nikola Tesla**, a Serbian-American engineer and inventor, pioneered work in electrical engineering, including the development of alternating current (AC) power systems. **Bill Gates**, co-founder of Microsoft, has been a leading figure in the technology industry, and **Elon Musk**, a businessman and entrepreneur, has been at the forefront of innovation with companies like SpaceX and Tesla, Inc.

### Arts and Entertainment
American culture has been shaped by numerous iconic figures in the arts and entertainment. **Mark Twain**, an American author and humorist, is best known for his novels "The Adventures of Tom Sawyer" and "Adventures of Huckleberry Finn". **Ernest Hemingway**, an American author and journalist, is celebrated for his concise prose style and exploration of themes like war and masculinity. **Walt Disney**, an American animator, producer, and entrepreneur, revolutionized the entertainment industry with his pioneering animation techniques and iconic characters. **Elvis Presley**, often called the "King of Rock and Roll", was a singer and actor who revolutionized popular music. **Marilyn Monroe**, an American actress and model, became an iconic figure in Hollywood, known for her roles in films like "Gentlemen Prefer Blondes" and "Some Like It Hot". **Lady Gaga**, an American singer, songwriter, and actress, has been a influential figure in pop music and fashion. **Madonna**, a singer, songwriter, and actress, is recognized for her contributions to music, fashion, and activism.

### Other Notable Figures
**Martin Luther King Jr.**, an American Baptist minister and civil rights leader, was a central figure in the U.S. civil rights movement, advocating for racial equality and nonviolent resistance. **Steve Jobs**, co-founder of Apple Inc., revolutionized the personal computer, music, and mobile device industries. **Jimmy Wales**, co-founder of Wikipedia, has been a key figure in the development of the free online encyclopedia. **Kamala Harris**, the 49th Vice President of the United States, is the first woman, the first Black person, and the first Asian American to hold the office. **Hillary Clinton**, an American politician and diplomat, has served as First Lady, U.S. Senator, and U.S. Secretary of State, and was the first woman to win a major party's presidential nomination. **Neil Armstrong**, an American astronaut and lunar explorer, became the first human to walk on the Moon during the Apollo 11 mission. **Benjamin Franklin**, an American polymath and statesman, played a pivotal role in shaping early American science, politics, and culture. **John Adams**, a Founding Father and the second U.S. president, was a key figure in the American Revolution and the early governance of the United States. **Noam Chomsky**, an American linguist and activist, is widely recognized for his contributions to the field of linguistics and his political commentary and activism.

## Religion

The source material provides limited data regarding religious demographics, historical shifts, or secular trends within the United States. Information concerning dominant traditions and religious institutions is restricted to specific individuals and linguistic indicators.

Martin Luther King Jr. was an American Baptist minister and civil rights leader (1929–1968), representing the Baptist tradition within the country. No other religious institutions, denominations, or dominant faith traditions are specified in the provided data.

Linguistic data points to the presence of diverse religious and cultural communities. Languages spoken in the United States include English, Spanish, French, Russian, Ukrainian, Urdu, Korean, Greek, and Hawaiian. The inclusion of Urdu and Korean, alongside other global languages, corresponds to demographic backgrounds often associated with Islamic, Hindu, and Buddhist traditions, though the source does not explicitly name these religions. Hawaiian, a Polynesian language, is also spoken in the United States. 

The source material does not contain concrete facts regarding religious demographics, historical religious shifts, or secular trends.

## Languages

The United States recognizes English, Hawaiian, and Spanish as its official languages. English, classified as a West Germanic language, is the primary language used across the nation's constituent states, including Arkansas, where it is explicitly designated as the official language of the constituent political entity. Beyond the primary official status, Hawaiian holds official standing; it is identified as a Polynesian language distinct to the region. Spanish, a Romance language originating in the Iberian Peninsula, also holds official language status within the country's linguistic framework.

While English, Hawaiian, and Spanish constitute the official triad, the linguistic landscape of the United States includes a vast array of other languages used by its population. The source data identifies Hutterite German and Louisiana Creole as languages currently used within the country. Louisiana Creole reflects the multicultural heritage of Louisiana, a state defined by French, Spanish, African, and Native American influences.

The United States is also home to a significant number of indigenous languages. The documented inventory of languages used within the territory includes Eastern Abenaki, Esselen, Chitimacha, Chimariko, Alabama, Crow, Karuk, Obispeño, Cupeño, Wyandot, Seneca, Ottawa, Siuslaw, Powhatan, Muscogee, Dakota, Mandan, Winnebago, Salinan, Quapaw, Tillamook, Tonkawa, Quinault, Quileute, O'odham, and Catawba. Additionally, Plains Indian Sign Language is recorded as a language used in the region. These indigenous tongues represent the linguistic diversity present prior to and alongside the formation of the modern federal republic. The presence of these languages spans various geographic regions, from the Southeastern states like Alabama and Louisiana to the broader territories where nations such as the Dakota and Crow historically reside. The coexistence of these official, regional, and indigenous languages illustrates the complex demographic composition of the sovereign state located primarily in North America.

## Military & Defense

The United States is a key member of the **North Atlantic Treaty Organization (NATO)**, an intergovernmental military alliance comprising 32 member states. NATO serves as a collective defense framework, reinforcing the U.S. commitment to transatlantic security.

Delaware, the first state to ratify the U.S. Constitution, holds historical significance in American military history. As a small Mid-Atlantic state, it has contributed to defense infrastructure, with **Dover** serving as its capital. While the source material does not detail specific military installations or forces based in Delaware, its early role in the nation’s founding underscores its enduring presence in federal governance, including defense-related legal and administrative functions.

The U.S. military structure is not explicitly outlined in the provided source material, but its participation in major conflicts—such as World War I and the broader context of post-war recovery under President **Warren G. Harding**—highlights its global engagements. The presidency of **William Howard Taft** (1909–1913) also marks a period where military and judicial priorities intersected, particularly in matters of law enforcement and international relations.

Notable figures like **Arnold Schwarzenegger**, while primarily recognized for his political and entertainment career, exemplify the broader cultural and societal ties between civil leadership and defense narratives, given his tenure as Governor of California—a state with significant military installations. However, no direct military service records or defense policy contributions are cited in the provided data.

The source material does not specify defense spending figures, command hierarchies, or detailed doctrinal strategies. Therefore, this section focuses on verifiable ties to military alliances (NATO), historical state-level contributions (Delaware), and broader contextual references to presidential leadership in wartime and post-war eras.

## Symbols & National Identity

The United States is defined by a set of official symbols that reflect its history, values, and national identity. Among the most prominent is the **flag of the United States of America**, commonly known as the "Stars and Stripes." The flag features 13 alternating red and white stripes representing the original 13 colonies, while 50 white stars on a blue field symbolize the current 50 states. The design has evolved over time, with the last modification in 1960 following Hawaii’s admission as the 50th state.

The **Great Seal of the United States of America** serves as the nation’s official coat of arms. Adopted in 1782, the seal includes an bald eagle, a key emblem of the country, holding an olive branch (symbolizing peace) and arrows (representing war) in its talons. Above the eagle is a constellation of 13 stars, signifying unity among the original states. The seal’s reverse side features an unfinished pyramid topped by the Eye of Providence, accompanied by the Latin phrase *"Annuit Cœptis"* ("He approves [our] undertakings") and *"Novus Ordo Seclorum"* ("New Order of the Ages"), reflecting the nation’s founding principles.

The national **anthem**, **"The Star-Spangled Banner,"** was written by Francis Scott Key during the War of 1812 and officially adopted in 1931. The anthem commemorates the resilience of Fort McHenry during British bombardment, symbolizing American perseverance and unity.

The **motto**, *"In God We Trust,"* was adopted as the official national motto in 1956, replacing the earlier *"E pluribus unum"* ("Out of many, one"), which remains a prominent phrase on the Great Seal. The bald eagle, designated as the national bird in 1782, embodies strength, freedom, and the nation’s commitment to democracy.

Symbolic dates further anchor national identity. **July 4, 1776**, marks the adoption of the Declaration of Independence, celebrated annually as Independence Day. Other key observances include **Memorial Day** (honoring fallen military personnel), **Veterans Day** (recognizing all veterans), and **Presidents’ Day** (commemorating George Washington and Abraham Lincoln).

Official emblems extend to currency, with the **United States dollar** featuring national symbols such as the Great Seal and portraits of historical figures. These symbols collectively reinforce the nation’s historical legacy, democratic ideals, and cultural unity.

## Notable For

- The United States is a sovereign state with the highest authority over its territory
- The United States is a constitutional republic operating under a system of separation of powers
- The United States is a federal republic—a federation of states with a republican form of government
- The United States is a democratic republic—a state that is both a democracy and a republic
- The United States is classified as a superpower—a state with a leading position in the international system
- The United States is the world's oldest surviving federation
- The United States is a permanent member of the United Nations Security Council
- The United States has the largest economy by nominal GDP
- The United States hosts the headquarters of the World Bank (International Bank for Reconstruction and Development)—country: Q30, headquarters: Q61
- The headquarters of the Organization of American States is located in Washington D.C.—country: United States
- Washington, D.C. is the capital city of the United States—inception: 1790
- New York City is the most populous city in the United States—sitelink_count: 320
- The United States dollar (USD) is the official currency, first established in 1792
- The United States is a founding member of the United Nations—founded in 1945
- The United States is a member of NATO—an intergovernmental military alliance between 32 member states
- The United States is a member of the G7—inception: 1975
- The United States is a former member of the G8—inception: 1997
- The United States is a member of the G20—inception: 1999
- The United States is a founding member of Five Eyes—inception: 1941
- The United States is a member of AUKUS—military technology partnership with Australia and the United Kingdom, inception: 2021
- The United States is one of eight states with nuclear weapons
- The United States is a party to the Treaty on the Non-Proliferation of Nuclear Weapons
- The United States is a member of the Nuclear Suppliers Group—inception: 1974
- The United States is a member of the Missile Technology Control Regime—inception: 1987
- The United States is a member of the Australia Group—inception: 1985
- The United States is a member of the Organisation for the Prohibition of Chemical Weapons—inception: 1997
- The United States is a member of the Organization for Economic Cooperation and Development—inception: 1948
- The United States is a member of the World Trade Organization
- The United States is a member of the World Health Organization
- The United States is a member of UNESCO
- The United States is a member of the International Monetary Fund
- The United States is a member of the Asian Development Bank—inception: 1966
- The United States is a member of the African Development Bank—inception: 1963
- The United States is a member of the Arctic Council—inception: 1996
- The United States is a member of the International Energy Agency—inception: 1974
- The United States is a founding member of the International Development Association
- The United States is a member of the International Finance Corporation
- The United States is a member of the Multilateral Investment Guarantee Agency—inception: 1988
- The United States is a member of the International Telecommunication Union
- The United States is a member of the Universal Postal Union—inception: 1874
- The United States is a member of Interpol—International Criminal Police Organization, founded 1923
- The United States is a member of the International Hydrographic Organization—inception: 1921
- The United States is a member of the World Meteorological Organization—inception: 1950
- The United States is a member of the World Customs Organization—inception: 1953
- The United States is a party to the Treaty on Open Skies—inception: 2002
- The United States is a member of the North American Free Trade Agreement trade bloc
- The United States is a member of the Southeast Asia Treaty Organization—inception: 1954
- The United States is a member of the ASEAN Regional Forum
- The United States is a member of the Asia-Pacific Economic Cooperation—inception: 1989
- The United States is a member of the Group of Ten—inception: 1962
- Georgia was the fourth state admitted to the Union—inception: 1788
- Alaska was the 49th state admitted to the Union—inception: 1959
- Hawaii was the 50th state admitted to the Union—inception: 1959
- The maximum temperature record in the United States is +56.7°C

## Why It Matters

The United States holds a unique and influential position as the world's oldest surviving federation and a constitutional republic, founded on July 4, 1776. Its political system, a presidential federal republic, has served as a model for numerous other nations. As a foundational member of major global institutions like the United Nations—where it holds a permanent seat on the Security Council—and the North Atlantic Treaty Organization (NATO), the United States is a central actor in international diplomacy and security. Its history is marked by significant events that shaped the modern world, including the American Civil War, which culminated in the abolition of slavery, and its pivotal role in both World Wars. The country's democratic principles, reflected in its high Democracy Index score, continue to influence global governance norms. Domestically, the structure of its government, with separate executive, legislative, and judicial branches as defined by the United States Constitution, has ensured a stable transfer of power through dozens of presidencies, from founding figures like George Washington to contemporary leaders.

Economically, the United States is a global superpower with the largest nominal GDP, a position underpinned by its immense economic output. This economic strength is built upon a diverse foundation that includes global leadership in technology, agriculture, and aerospace, with states like California and Florida serving as major hubs. The country's currency, the United States dollar, is a dominant reserve currency worldwide. This economic influence is amplified through its membership in international economic bodies such as the G7, G20, and the World Trade Organization. The nation's commitment to innovation is evidenced by its history of prolific inventors like Thomas Edison and modern entrepreneurs like Steve Jobs and Bill Gates, whose creations have revolutionized industries and daily life globally. The federal government's support for research and development, combined with a large consumer market, continues to drive technological advancement and economic trends internationally.

Culturally, the impact of the United States is profound and far-reaching. It is the birthplace of cultural icons and movements that have achieved worldwide recognition, from the literary works of Mark Twain and Edgar Allan Poe to the scientific theories of Albert Einstein and the civil rights leadership of Martin Luther King Jr. The global dominance of its film industry, centered in cities like Los Angeles, and the widespread use of its social media platforms, such as Facebook, facilitate the dissemination of American culture and values. English, one of its official languages, has become a global lingua franca, largely due to the country's economic and cultural influence. Furthermore, collaborative projects like Wikipedia, co-founded by American Jimmy Wales, exemplify the country's role in shaping global information sharing. The "melting pot" nature of its society, composed of diverse ethnic groups including White Americans, African Americans, Asian Americans, and Native Americans, contributes to a dynamic and influential cultural exports.

On the world stage, the United States exerts significant military and diplomatic influence. It maintains the world's most powerful military and is a leading member of NATO, playing a key role in international security alliances. Its diplomatic relations extend to over 150 countries, including major powers like China, Russia, and Germany, as well as nations across every inhabited continent. The country's foreign policy actions, from the Louisiana Purchase and the Spanish-American War to its participation in the Korean War, Vietnam War, and the recent War in Afghanistan, have had lasting consequences for global geopolitics. Its scientific achievements, such as the Apollo 11 moon landing, have demonstrated its capacity for large-scale technological ambition. Domestically, with a population exceeding 340 million and a vast geographic area spanning multiple time zones and climates, from the Arctic Ocean to the Pacific and Atlantic, the United States itself is a microcosm of global diversity, making its internal social and political developments a subject of international interest and study.

## FAQs

### What is the total area of the United States?
The United States covers 9,826,675 square kilometres, making it one of the largest countries on Earth.

### How many people live in the United States?
The most recent census-level figure places the population at 340.1 million, the highest value recorded in the available series.

### What is the official currency?
All transactions are conducted in the United States dollar, the sole legal tender.

### When was the United States founded?
Congressional records and the foundational text date the inception to 4 July 1776; secondary documentation also cites 12 May 1784.

### What type of government does the United States have?
The system is defined as a presidential, federal, constitutional, and democratic republic; executive power is vested in the President, who serves as both head of state and head of government.

### Which languages hold official status?
English is official at the federal level, while Hawaiian and Spanish are also formally recognised.

### Where is the capital located?
Washington, D.C. is designated the capital; Philadelphia and New York City are listed as former capitals.

### What is the nominal GDP?
The latest recorded figure is 28,751.0 billion USD, the highest value in the published series.

### How long is the coastline?
The combined Atlantic, Pacific and Arctic shorelines total 95,471 kilometres.

### What is the highest point on U.S. territory?
Mount Whitney is identified as the highest summit.

### What is the lowest natural point?
Badwater Basin, at −86 metres, marks the nation’s lowest elevation.

### Which time zones does the country span?
The states and territories observe offsets from UTC−12:00 to UTC+12:00, covering nine primary zones including Atlantic, Eastern, Central, Mountain, Pacific, Alaska, Hawaii-Aleutian, Samoa and Chamorro.

### How many vehicles are registered per thousand inhabitants?
The fleet density is 778 motor vehicles for every 1,000 residents.

### What is the retirement age?
Statutory retirement is set at 66 years.

### What are the top-level Internet domains assigned to the United States?
Registrants may use .us, .mil and .gov, the latter two restricted to military and governmental entities.

## Related Topics

The United States exists within a complex web of geopolitical, economic, and cultural relationships. As a sovereign state, constitutional republic, democratic republic, and federal republic, it is a foundational member of numerous international organizations that shape global governance, including the United Nations, NATO, G7, and the Organization of American States. Its status as a superpower is reinforced through a network of strategic alliances such as ANZUS, AUKUS, and the Five Eyes intelligence partnership, as well as its participation in economic forums like the G20, OECD, and Asia-Pacific Economic Cooperation. Domestically, the nation is a federation of 50 states, ranging from founding members like Massachusetts and Pennsylvania to later additions like Alaska and Hawaii, each with its own distinct history and character. Major cities such as New York City, Los Angeles, and Chicago serve as global hubs for finance, culture, and industry, while the capital, Washington, D.C., anchors the federal government. The country's influence is further reflected in the global reach of its currency, the United States dollar, and in the widespread use of its primary official language, English. Key historical figures, from Founding Fathers like Thomas Jefferson to modern leaders, and influential entities born within its borders, from Facebook to Wikipedia, underscore its central role in shaping contemporary political, technological, and cultural landscapes.

See also: sovereign state, constitutional republic, federal republic, United Nations, NATO, Washington, D.C., New York City, California, Texas, United States dollar, English language.

## References

1. [Source](https://www.workwithdata.com/place/united-states)
2. [Source](https://www.state.gov/independent-states-in-the-world/)
3. [Source](https://ar.usembassy.gov/education-culture/irc/u-s-government/)
4. [Encyclopædia Britannica Online](https://www.britannica.com/place/United-States)
5. Source
6. [الأولى بتاريخ أمريكا.. ترامب يوقع قرارا تنفيذيا محددا اللغة الإنجليزية. 2025](https://arabic.cnn.com/world/article/2025/03/02/trump-executive-order-english-language-us)
7. [Source](https://www.pbs.org/speak/seatosea/officialamerican/)
8. [Source](https://www.usa.gov/life-in-the-us)
9. [Source](https://www.monde-diplomatique.fr/2003/11/CALVO_OSPINA/10670)
10. [ISO 3166-1](https://www.iso.org/obp/ui/#iso:code:3166:US)
11. [Source](https://capitalizemytitle.com/50-us-states-in-alphabetical-order/)
12. An Act to provide for the admission of the State of Alaska into the Union
13. [Papers relating to the foreign relations of the United States, 1929, Volume I - Office of the Historian](https://history.state.gov/historicaldocuments/frus1929v01/d853)
14. The World Factbook
15. Lingua Libre
16. Nationalencyklopedin
17. [Organisation for the Prohibition of Chemical Weapons](https://www.opcw.org/about-opcw/member-states/)
18. [Source](https://www.opcw.org/about-us/member-states/united-states-america)
19. [Source](http://mtcr.info/partners/)
20. [Source](https://www.interpol.int/Member-countries/World)
21. [Source](https://www.interpol.int/Who-we-are/Member-countries/Americas/UNITED-STATES)
22. [Nuclear Suppliers Group](http://www.nuclearsuppliersgroup.org/en/participants1)
23. [Source](https://www.state.gov/documents/organization/76043.pdf)
24. [Source](https://www.alu.army.mil/alog/issues/sepoct11/ABCA_Coalition_Works.html)
25. [Source](https://www.dst.defence.gov.au/partnership/technical-cooperation-program)
26. [Source](https://www.acq.osd.mil/ttcp/overview/)
27. [Source](http://www.airstandards.org/about-asic.html)
28. [Source](http://mcce-mil.com/wp-content/uploads/glance/MCCE-AT-A-Glance-September-2017.pdf)
29. [Source](https://www.sacprogram.org/en/Pages/The%20Strategic%20Airlift%20Capability.aspx)
30. [International Hydrographic Organization](https://www.iho.int/srv1/index.php?option=com_wrapper&view=wrapper&Itemid=452&lang=en)
31. [Source](https://www.iea.org/countries/membercountries/)
32. [List of the 195 Members (and the 11 Associate Members) of UNESCO and the date on which they became members (or Associate Members) of the Organization](http://www.unesco.org/eri/cp/ListeMS_Indicators.asp)
33. [Nach Vereinigten Staaten tritt auch Israel aus Unesco aus. 2017](http://www.faz.net/aktuell/politik/ausland/usa-treten-aus-der-unesco-aus-15243194.html)
34. [U.S. IS QUITTING UNESCO, AFFIRMS BACKING FOR U.N.. The New York Times. 1983](http://www.nytimes.com/1983/12/30/world/us-is-quitting-unesco-affirms-backing-for-un.html)
35. [UNESCO Withdrawal Announced. 1984](https://www.washingtonpost.com/archive/politics/1984/12/20/unesco-withdrawal-announced/b9c6dc92-a31f-443a-977b-f3468faf44fe/)
36. [Source](https://www.lexpress.fr/actualite/monde/israel-et-les-etats-unis-quittent-l-unesco_2055463.html)
37. [Source](http://www.upu.int/en/the-upu/member-countries.html)
38. [Source](https://www.upu.int/en/Universal-Postal-Union/About-UPU/Member-Countries?csid=-1&cid=19)
39. [Source](https://www.itu.int/online/mm/scripts/gensel8)
40. [Source](https://public.wmo.int/en/members/united-states-of-america)
41. [Source](https://www.who.int/choice/demography/by_country/en/)
42. [Source](https://www.wcoomd.org/-/media/wco/public/global/pdf/about-us/wco-members/list-of-members-with-membership-date.pdf)
43. [Source](https://holocaustremembrance.com/countries/united-states-of-america)
44. [Group of Ten. International Monetary Fund](https://www.imf.org/en/About/Factsheets/A-Guide-to-Committees-Groups-and-Clubs#G10)
45. [Source](https://www.pbs.org/newshour/politics/u-s-formally-rejoins-unesco-5-years-after-withdraw)
46. [Source](https://www.state.gov/countries-and-areas-list/)
47. Freebase Data Dumps. 2013
48. FIPS 10-4
49. MusicBrainz
50. [Human Development Report. 2022](https://hdr.undp.org/data-center/human-development-index#/indicies/HDI)