decade of the Gregorian calendar (1400‐1409)
The 1400s refers to the decade from 1400 to 1409 in the Gregorian calendar. This ten-year period marks the beginning of the 15th century and is historically significant as a time of major European exploration, artistic achievement, and cultural change.
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The 1400s ran from January 1, 1400, to December 31, 1409.
Events
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).