| January 6 | George Washington marries Martha Dandridge Curtis |
| January 11 | 1st American life insurance company incorporated, Philadelphia |
| January 15 | British Museum opens in Montague House, London |
| January 16 | British Museum opens in London |
| February 28 | Pope Clement XIII allows Bible to be translated into various languages |
| March 13 | 27th recorded perihelion passage of Halley's Comet |
| April 8 | British troops chase French out of Masulipatam India |
| April 13 | French beat European Allies in Battle of Bergen |
| May 1 | British fleet occupies Guadeloupe, West-Indies, on France |
| July 25 | British capture Fort Niagara from French (7 Years' War) |
| July 26 | French troops vacate Ticonderoga NY |
| August 1 | Battle at Minden, Westfalen: Ferdinand van Brunswick beats France |
| August 10 | Carlos III becomes king of Spain |
| August 12 | Battle of Kunersdorf - Russian-Austrian army overpowers Prussians |
| August 18 | 2nd sea battle of Lagos: England vs France |
| September 13 | British beat French forces at Plains of Abrahams (Quebec) |
| September 14 | Austrian troops occupy Dresden |
| September 18 | Battle of Quebec ends, French surrender to British |
| October 31 | Earthquake in Safed Palestine kills hundred |
| November 20 | Battle in Bay of Quiberon, British beat French |
| November 21 | Battle at Maxen: Prussian army surrenders to Austrians |
| November 24 | Destructive eruption of Vesuvius |
| December 13 | 1st music store in America opens in Philadelphia |