- 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
Deventer Occupied
Jun 20 Forces of Maurice and William Louis of Nassau occupy Dutch city of Deventer
- 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 11 French King Henry IV begins his unsuccessful siege of Rouen, capital of Normandy
- Nov 12 Castiliaans army occupies Zaragoza