December 21, 1917

date in Gregorian calendar
Thing December 21 Q69262027

Facts

5 properties
Instance of
December 21, calendar day of a given year[2]
Day of week
Friday[6]
Point in time
December 21, 1917[5]
Said to be the same as
30 Azar 1296[4]
🏷️ Also known as
en 21 December 1917 en December 21, 1917 en 1917-12-21 ar 21 كانون الأول 1917 ar 21 ديسمبر 1917 cs 21. prosinec 1917 cs 21. prosince 1917 de 21. Dezember 1917 el 21 Δεκεμβρίου 1917 el 21/12/1917 es 21 de diciembre de 1917 fa ۲۱ دسامبر ۱۹۱۷ fi 21. joulukuuta 1917 fr 21 décembre 1917 hi २१ दिसम्बर १९१७ id 21 Desember 1917 it 21 dicembre 1917 ja 1917年12月21日 ko 1917년 12월 21일 pt 21 de dezembro de 1917

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Summary

December 21, 1917 is a December 21[1].

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APA 4ort.xyz Knowledge Graph. (2026). December 21, 1917. Retrieved May 3, 2026, from https://4ort.xyz/entity/december-21-1917
MLA “December 21, 1917.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/december-21-1917.
BibTeX @misc{4ortxyz_december-21-1917_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{December 21, 1917}}, year = {2026}, url = {https://4ort.xyz/entity/december-21-1917}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): December 21, 1917 — https://4ort.xyz/entity/december-21-1917 (retrieved 2026-05-03)

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