- Feb 11 Stamp Act declared unconstitutional in Virginia
- Feb 14 Dutch governor Falck and King Keerthisiri Rajasinghe of Kandy sign Treaty of Batticaloa
- Mar 5 Don Antonio de Ulloa takes possession of Louisiana Territory from the French
- Mar 8 Willem V (18) becomes governor of United Provinces
- Mar 18 Britain repeals the Stamp Act, which had caused outrage in colonial America and helped lead to the American Revolution
- Apr 8 1st fire escape patented, wicker basket on a pulley & chain
- May 9 John Byron back in England after trip around the world
- May 22 Istanbul earthquake with estimated magnitude of 7.1, causes widespread extensive damage, followed by a significant tsunami
- Jul 9 British premier Marquess of Rockingham resigns
- Jul 18 Society of the Dutch Literary forms
- Aug 22 British expedition to find Terra Australis departs Plymouth, England with two ships captained by Samuel Wallis and Philip Carteret (becomes two separate voyages when ships lose each other entering the Pacific Ocean) [1]
- Oct 30 St. Paul's Chapel in New York is consecrated
- Nov 10 The last Colonial governor of New Jersey, William Franklin, signs the charter of Queen's College (later renamed Rutgers University).
- Nov 25 Pope Clement XIII warns On dangers of anti-Christian writings
- Dec 5 World's largest auction house - Christie's hold their first sale in their permanent saleroom in Pall Mall, London
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