- January - The Triple Alliance of 1668 is formed.
- February 13 Lisbon - Peace Treaty between D. Afonso VI of Portugal and Carlos II of Spain, by mediation of Charles II of England where it is recognized the legitimity of the portuguese monarch. Portugal yields Ceuta to Spain.
- The first Treaty of Aix-la-Chapelle ends the War of Devolution.
- First performance of Molière's comedy, Tartuffe