21st century

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21st century

Summary

21st century is a century[1]. It ranks in the top 1% of century entities by monthly Wikipedia readership (4,466 views/month).[2]

Key Facts

  • 21st century's instance of is recorded as century[3].
  • 21st century followed 20th century[4].
  • 21st century was followed by 22nd century[5].
  • 21st century is part of 3rd millennium[6].
  • 21st century's Commons category is recorded as 21st century[7].
  • 21st century comprises 2010s[8].
  • 21st century comprises 2020s[9].
  • 21st century comprises 2030s[10].
  • 21st century comprises 2040s[11].
  • 21st century comprises 2050s[12].
  • 21st century comprises 2060s[13].
  • 21st century comprises 2070s[14].
  • 21st century comprises 2080s[15].
  • 21st century comprises 2090s[16].
  • 21st century comprises 2000s[17].
  • 21st century began on January 1, 2001[18].
  • 21st century ended on December 31, 2100[19].
  • 21st century took place on January 1, 2100[20].
  • 21st century's topic's main category is recorded as Category:21st century[21].
  • 21st century's topic's main Wikimedia portal is recorded as Portal:21st century[22].
  • 21st century's Stack Exchange tag is recorded as https://history.stackexchange.com/tags/21st-century[23].
  • 21st century's different from is recorded as 21st century BC[24].
  • 21st century's name is recorded as {'lang': 'en', 'text': '21st-century'}[25].
  • 21st century's exact match is recorded as http://data.culture.fr/thesaurus/resource/ark:/67717/T4-46[26].
  • 21st century's permanent duplicated item is recorded as Q113561423[27].

Body

Definition and Type

21st century's instance of is recorded as century[3].

Use and Application

Components include 2010s[8], a decade[28]; 2020s[9], a decade[29]; 2030s[10], a decade[30]; 2040s[11], a decade[31]; 2050s[12], a decade[32]; and 2060s[13], a decade[33]. 21st century is part of 3rd millennium[6].

Influence

Things named for 21st century include Northrop Grumman B-21 Raider[34], an aircraft family[35], in United States[36]; Project 211[37], a closed project[38], in People's Republic of China[39], founded in 1995[40]; socialism of the it[41], a political concept[42]; 21st Century Museum of Contemporary Art[43], a contemporary art museum[44], in Japan[45], founded in 2004[46]; Cosmo Clock 21[47], a Ferris wheel[48], in Japan[49], founded in 1989[50]; and Niigata Television Network 21[51], a business[52], in Japan[53], founded in 1983[54], headquartered in Niigata Prefecture[55].

Why It Matters

21st century ranks in the top 1% of century entities by monthly Wikipedia readership (4,466 views/month).[2] It has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[56] It is known by 53 alternative names across languages and contexts.[57]

Entities named for it include Northrop Grumman B-21 Raider[34], an aircraft family[35], in United States[36]; Project 211[37], a closed project[38], in People's Republic of China[39], founded in 1995[40]; socialism of the it[41], a political concept[42]; 21st Century Museum of Contemporary Art[43], a contemporary art museum[44], in Japan[45], founded in 2004[46]; Cosmo Clock 21[47], a Ferris wheel[48], in Japan[49], founded in 1989[50]; and Niigata Television Network 21[51], a business[52], in Japan[53], founded in 1983[54], headquartered in Niigata Prefecture[55].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [34] . wikidata.org. → on this site
  2. [37] . wikidata.org. → on this site
  3. [41] . wikidata.org. → on this site
  4. [43] . wikidata.org. → on this site
  5. [47] . wikidata.org. → on this site
  6. [51] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [28] . Wikidata. wikidata.org. → on this site
  2. [29] . Wikidata. wikidata.org. → on this site
  3. [30] . Wikidata. wikidata.org. → on this site
  4. [31] . Wikidata. wikidata.org. → on this site
  5. [32] . Wikidata. wikidata.org. → on this site
  6. [33] . Wikidata. wikidata.org. → on this site
  7. [35] . Wikidata. wikidata.org. → on this site
  8. [36] . Wikidata. wikidata.org. → on this site
  9. [38] . Wikidata. wikidata.org. → on this site
  10. [39] . Wikidata. wikidata.org. → on this site
  11. [40] . Wikidata. wikidata.org. → on this site
  12. [42] . Wikidata. wikidata.org. → on this site
  13. [44] . Wikidata. wikidata.org. → on this site
  14. [45] . Wikidata. wikidata.org. → on this site
  15. [46] . Wikidata. wikidata.org. → on this site
  16. [48] . Wikidata. wikidata.org. → on this site
  17. [49] . Wikidata. wikidata.org. → on this site
  18. [50] . Wikidata. wikidata.org. → on this site
  19. [52] . Wikidata. wikidata.org. → on this site
  20. [53] . Wikidata. wikidata.org. → on this site
  21. [54] . Wikidata. wikidata.org. → on this site
  22. [55] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [56] . Wikidata sitelinks. wikidata.org.
  3. [57] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). 21st century. Retrieved May 3, 2026, from https://4ort.xyz/entity/21st-century
MLA “21st century.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/21st-century.
BibTeX @misc{4ortxyz_21st-century_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{21st century}}, year = {2026}, url = {https://4ort.xyz/entity/21st-century}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 21st century — https://4ort.xyz/entity/21st-century (retrieved 2026-05-03)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 10d ago · DanGFSouza · 2026-05-21 view diff on Wikidata ↗
    Imdb keyword 21st-century
    "/* wbsetclaim-create:1||1 */ [[Property:P11924]]: 21th-century, Matched to [[:toollabs:mix-n-match/#/entry/193893070|21th century (#193893070)]] in [[:toollabs:mix-n-match/#/catalog/6965|Top 10,000 IM"
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