- Jan 6 Joseph I, later Holy Roman Emperor and son of Emperor Leopold I, becomes King of the Romans
- Jan 14 The musical instrument, the clarinet is invented in Nürnberg, Germany
- Jan 22 Iroquois tribes renew allegiance to British against French
- Feb 8 French and Native American troops set Schenectady settlement New York on fire
- Feb 8 Lord Halifax resigns as Lord Privy Seal
- May 11 English troops of W Phips conquer Port Royal, Nova Scotia
- May 20 England passes Act of Grace, forgiving followers of James II
- Jun 8 Siddi general Yadi Sakat, razes the Mazagon Fort in Mumbai
- Jun 11 English king William III departs to Ireland
- Jun 24 King William III's army lands at Carrickfergus Ireland [OS=June 14]
- Jun 30 Battle of Beachy Head: French under Tourville beat Dutch/English fleet
- Jul 1 Army of Protestant King William III defeats deposed Roman Catholic King James II in Battle of Boyne in Ireland
- Jul 10 Battle of Beachy Head - French fleet defeat Anglo-Dutch fleet under Cornelis Evertsen
- Jul 11 Battle of Drogheda Boyne (William III beats deposed James II)
- Jul 12 Battle of Boyne: in Ireland, Protestant King William III defeats English Catholic King James II
- Aug 1 Battle at Staffarda: French army beats Victor Amadeus of Savoy
- Aug 24 Job Charnock founds Calcutta India
- Sep 6 King Wiliam III escapes back to England
- Sep 25 Publick Occurrences, first newspaper in the American colonies (Boston), publishes first & last edition
- Oct 7 English attack Quebec under Louis de Buade
- Oct 8 Siege of Belgrade, Ottoman troops capture Belgrade
- Oct 23 Revolt in Haarlem after public ban on smoking
- Dec 10 Massachusetts Bay becomes first American colonial government to issue paper money
- Dec 23 English astronomer John Flamsteed observes Uranus without realizing it's undiscovered