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Strategic Defense Initiative

defunct American missile defense system (1984-1993)
Thing closed_project Q211031
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Strategic Defense Initiative

Summary

Strategic Defense Initiative is a closed project[1]. It draws 1,704 Wikipedia views per month (closed_project category, ranking #1 of 6).[2]

Key Facts

  • Strategic Defense Initiative is in the country of United States[3].
  • Strategic Defense Initiative's instance of is recorded as closed project[4].
  • Strategic Defense Initiative's operator is recorded as Ballistic Missile Defense Organization[5].
  • Strategic Defense Initiative's seal image is recorded as Sdilogo.svg[6].
  • Strategic Defense Initiative's NDL Authority ID is recorded as 00576512[7].
  • Strategic Defense Initiative's Commons category is recorded as Strategic Defense Initiative[8].
  • Strategic Defense Initiative's BNCF Thesaurus ID is recorded as 15978[9].
  • +1984-01-01T00:00:00Z marks the founding of Strategic Defense Initiative[10].
  • Strategic Defense Initiative was dissolved in +1993-01-01T00:00:00Z[11].
  • Strategic Defense Initiative's Freebase ID is recorded as /m/07743[12].
  • Strategic Defense Initiative's topic's main category is recorded as Category:Strategic Defense Initiative[13].
  • Strategic Defense Initiative's U.S. National Archives Identifier is recorded as 10641539[14].
  • Strategic Defense Initiative's Encyclopædia Britannica Online ID is recorded as topic/Strategic-Defense-Initiative[15].
  • Strategic Defense Initiative's BBC Things ID is recorded as b80eca75-b697-4e1a-a7aa-c7e3f0c9dacb[16].
  • Strategic Defense Initiative's different from is recorded as SDI[17].
  • Strategic Defense Initiative's Quora topic ID is recorded as Strategic-Defense-Initiative[18].
  • Strategic Defense Initiative's Le Monde diplomatique subject ID is recorded as sujet/guerredesetoiles[19].
  • Strategic Defense Initiative's has goal is recorded as missile defense[20].
  • Strategic Defense Initiative's JSTOR topic ID is recorded as strategic-defense-initiative[21].
  • Strategic Defense Initiative's Microsoft Academic ID is recorded as 4639250[22].
  • Strategic Defense Initiative's Krugosvet article is recorded as nauka_i_tehnika/voennaya_tehnika/VONI_ZVEZDNIE.html[23].
  • Strategic Defense Initiative's Treccani's Dizionario di Storia ID is recorded as scudo-spaziale[24].
  • Strategic Defense Initiative's De Agostini ID is recorded as SDI[25].
  • Strategic Defense Initiative's merged into is recorded as Space Development Agency[26].
  • Strategic Defense Initiative's Lex ID is recorded as SDI[27].

Why It Matters

Strategic Defense Initiative draws 1,704 Wikipedia views per month (closed_project category, ranking #1 of 6).[2] It has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.[28] It is known by 38 alternative names across languages and contexts.[29]

Related Entities

United States

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] ↑ . Nuovo soggettario. wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . Freebase Data Dumps. wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . BBC Things. wikidata.org.
  15. [17] ↑ . wikidata.org.
  16. [18] ↑ . Quora. 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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] ↑ . Wikidata sitelinks. wikidata.org.
  3. [29] ↑ . 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). Strategic Defense Initiative. Retrieved May 3, 2026, from https://4ort.xyz/entity/strategic-defense-initiative
MLA “Strategic Defense Initiative.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/strategic-defense-initiative.
BibTeX @misc{4ortxyz_strategic-defense-initiative_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Strategic Defense Initiative}}, year = {2026}, url = {https://4ort.xyz/entity/strategic-defense-initiative}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Strategic Defense Initiative — https://4ort.xyz/entity/strategic-defense-initiative (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/strategic-defense-initiative · Last refreshed: