# 20th century

> time period between January 1, 1901, and ended on December 31, 2000

**Wikidata**: [Q6927](https://www.wikidata.org/wiki/Q6927)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/20th_century)  
**Source**: https://4ort.xyz/entity/20th-century


## References

1. [Source](https://github.com/JohnMarkOckerbloom/ftl/blob/master/data/wikimap)
2. Czech National Authority Database
3. BBC Things
4. Library of Congress Authorities
5. [20th century | Open Library](https://openlibrary.org/subjects/time:20th_century)
6. FactGrid
7. National Library of Israel
8. Provenio