- Apr 2 King Charles III of Spain gives orders to expel the Jesuits from the Spanish Empire
- Apr 8 Ayutthaya kingdom falls to Burmese invaders
- May 14 British government disbands Americans import duty on tea
- Jun 18 Samuel Wallis, an English sea captain, sights Tahiti; considered the first European to reach the island
- Jun 29 British pass Townshend Revenue Act levying taxes on America, helping to intensify opposition to British rule
- Jul 3 Norway's oldest newspaper still in print, Adresseavisen, is founded (first edition published this date)
- Jul 3 Pitcairn Island is discovered by Midshipman Robert Pitcairn on an expeditionary voyage in the Pacific, commanded by Philip Carteret
- Sep 9 Colegio de San Ignacio de Loyola Vizcaínas - the oldest continuously operating educational institution in Mexico, opens for the education of girls and women in Mexico City [1]
- Sep 28 VOC government bans importation of South-East Asian slaves into the Cape because they are considered dangerous (not observed) [1]
- Oct 18 Boundary between Maryland and Pennsylvania, the Mason–Dixon line is agreed upon
- Dec 28 King Taksin crowned King of Thailand and establishes Thonburi as his capital