Events

• June 26 - Battle of Casalecchio - Gian Galeazzo Visconti, the Duke of Milan, crushes the forces of Bologna, but he dies later that year.
• July 12 - Rebellion army of Zhu Di occupied Ming capital Fengtian, Jianwen Emperor was lost or died.
• September 14 - Battle of Homildon Hill. Northern English nobles led by Sir Henry "Hotspur" Percy, defeat a Scottish raiding army under the Earl of Douglas
• Battle of Angora - Tamerlane defeats the Ottoman Sultan Bayezid I, who is captured. Mehmed I succeeds Bayezid as Sultan.

Births

• November 23 - Jean de Dunois, French soldier (died 1468)
• Humphrey Stafford, 1st Duke of Buckingham (died 1460)

Deaths

• July 13 - Jianwen Emperor of China (born 1377)
• August 1 - Edmund of Langley, 1st Duke of York, son of King Edward III of England (born 1341)
• September 3 - Gian Galeazzo Visconti, first Duke of Milan (born 1351)
• October 24 - David Stewart, Duke of Rothesay, heir to the throne of Scotland (b. 1378)
• João Anes, Archbishop of Lisbon
• Mary of Sicily (born 1370)

1402

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