1380
| 1380 • Grand Duke of Lithuania Jogaila signs the secret Treaty of Dovydiškės with the Teutonic Knights. This sparks a civil war with his uncle Kęstutis. |
1420
Age: 40y
birth of childPhilippe Du Bois France ⇓ |
| 1420 • Catherine of Valois marries King Henry V of England. |