Historical Events
- Jul 19 Thomas of Buckingham's invasion army lands on Calais
- Sep 8 Battle on Kulikovo: Moscow's great monarch Dimitri defeats the Mongols beginning the decline of the Tatars
- Nov 14 King Charles VI of France crowned at age 12
Famous People Born in 1380
- Feb 11 Poggio Bracciolini, Italian humanist who rediscovered lost classical texts, born in Terranuova, Republic of Florence (d. 1459)
- Mar 18 Lidwina, Dutch mystic (Christ's Bride) and saint, born in Schiedam, Netherlands (d. 1433)
- Sep 8 Bernardino of Siena, Italian priest and Franciscan missionary, born in Massa Marittima, Italy (d. 1444)
Famous People Who Died in 1380
- Apr 29 Catherine of Siena, Italian Dominican saint and Doctor of the Church (The Dialogue of Divine Providence), dies at 33
- Jul 13 Bertrand du Guesclin, French King of Granada, dies at about 60
- Jul 26 Emperor Komyo of Japan (b. 1322)
- Sep 16 Charles V, the Wise, King of France (1364-80), dies
- Dec 24 John von Neumarkt, German bishop/Chancellor Karel IV, dies