1410

January–December

• March 25 - The first of the Yongle Emperor's campaigns against the Mongols is launched, leading to the fall of Öljei Temür Khan.
• March 29 - The Aragonese capture Oristano, capital of the Giudicato di Arborea in Sardinia.
• July 15 - Battle of Grunwald, also known as Battle of Tannenberg: Polish and Lithuanian forces under cousins Jogaila and Vytautas the Great decisively defeat the forces of the Teutonic Knights, whose power is broken.

  Date unknown

• Jan Hus is excommunicated by the Archbishop of Prague.
• Antipope John XXIII is elected.
• Construction begins on Castle Woerden in the Netherlands.
• The Prague Astronomical Clock is built by Mikuláš of Kadaň and Jan Šindel in Prague, the capital of the Czech Republic.

  Births

• January 30 - William Calthorpe, English knight
• July 14 - Arnold, Duke of Guelders, Duke of Guelders
• August 1 - Jan IV of Nassau, Count of Nassau-Dillenburg
• date unknown
• * Masuccio Salernitano, Italian poet
• * William Sinclair, 1st Earl of Caithness
• probable
• * Johannes Ockeghem, Dutch composer
• * Ólöf Loftsdóttir, politically active Icelandic woman
• * Conrad Paumann, German organist and composer
• * Vecchietta, Sienese painter, sculptor and architect

  Deaths

• March 5 - Matthew of Kraków, Polish reformer
• March 16 - John Beaufort, 1st Earl of Somerset
• May 3 - Antipope Alexander V,
• May 18 - Rupert of Germany, Count Palatine of the Rhine
• May 31 - Martin of Aragon
• July 15 - Ulrich von Jungingen, German Grand Master of the Teutonic Knights
• August - Matthew I of Constantinople
• August 10 - Louis II, Duke of Bourbon
• date unknown
• * Margareta Dume, influential Swedish-Finnish noble
• * John Badby, English martyr