- Jan 18 King Naresuan of Siam kills Crown Prince Minchit Sra of Burma in single combat, date is now observed as Royal Thai Armed Forces day
- Feb 3 German monarchy forms Protestant Union of Torgau
- Mar 13 Battle at Tondibi: Moroccan army under Judar [Jawdar] defeats Sultan Askia Ishaq II of Songhai
- Apr 19 Chartres surrenders to King Henry IV in France
- May 30 Spanish troops in Zutphen surrender to Dutch and English forces under Maurice of Nassau
- Jun 20 Mauritius and Willem van Nassau occupy Devente
- Aug 19 French King Henry IV occupies Rouen
- Sep 9 -10] Battle at Flores Azores: Spanish beat English
- Sep 21 French bishops recognize Henry IV as King of France
- Oct 21 Nijmegen surrenders to Earl Mauritius van Nassau
- Oct 29 Giovanni A Facchinetti elected as Pope Innocentius IX
- Nov 12 Castiliaans army occupies Zaragoza