Lisbon, Portugal. Births March 1 – Antoninus of Florence, Italian archbishop (d. 1459) June 20 – John of Lancaster, 1st Duke of Bedford, regent of England (d. 1435) April 10 – Cosimo de' Medici, ruler of Florence (d. 1464) November 9 – Isabella of Valois, queen consort of England (d. 1409) December 5 – Zbigniew Oleśnicki, Polish cardinal and statesman (d. 1455) December 24 – John VI, Duke of Brittany (d. 1442) Deaths March 14 – Ghiyas-ud-Din Tughluq II, Sultan of Delhi (murdered) May 19 – Dmitry Donskoy, Grand Prince of Muscovy (b. 1350) June 15 (in the Battle of Kosovo) Prince Lazar, Prince of Serbia (b. 1329) Murad I, Ottoman Sultan (b. 1326) Miloš Obilić, Serbian knight October 15 – Pope Urban VI (b. 1318) December 31 (assassination) Chang of Goryeo, deposed Korean king (b. 1381) U of Goryeo, Korean king (b. 1365) date unknown Isabella, Countess of Fife, Scottish noblewoman (b. 1320) Hayam Wuruk, ruler of the Majapahit Empire (b. 1334) Ignatius Saba I, Syriac Orthodox Patriarch of Tur Abdin. References