1400
| Years: 1397 1398 1399 - 1400 - 1401 1402 1403 | |
| Decades: 1370s 1380s 1390s - 1400s - 1410s 1420s 1430s | |
| Centuries: 13th century - 14th century - 15th century | |
Events
- Henry IV quells baron rebellion and executes The Earls of Kent, Huntingdon and Salisbury for their attempt to have Richard II of England restored as King
- Jean Froissart writes the "Chronicles"
- Medici family becomes powerful in Florence, Italy
Births
Deaths
- January 5 - John Montacute, 3rd Earl of Salisbury (executed).
- January 7 - Thomas Holland, 1st Duke of Surrey and 3rd Earl of Kent (executed).
- January 16 - John Holland, 1st Duke of Exeter and Earl of Huntingdon (executed).
- February 14 - King Richard II of England (murdered).
- October 25 - Geoffrey Chaucer, English poet (b. circa 1343)
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