- Jan 6 Joseph I, later Holy Roman Emperor and son of Emperor Leopold I, becomes King of the Romans and King in Germany
- 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 attack and destroy Schenectady settlement in New York Province, either killing or capturing its inhabitants, revenge for the Lachine massacre
- Feb 8 Lord Halifax resigns as Lord Privy Seal
- May 11 English troops of W Phips conquer Port Royal, Nova Scotia
Williamite War
Jun 14 English King William III's army lands at Carrickfergus in Ireland
- Jul 1 Army of Protestant King William III defeats deposed Roman Catholic King James II in Battle of Boyne in Ireland
- Jul 10 Nine Years War: Battle of Beachy Head - French fleet under Tourville defeats Anglo-Dutch fleet under Cornelis Evertsen in the English Channel, near East Sussex [O.S. 30 June}
- Jul 11 Battle of Drogheda Boyne: King William III defeats deposed King James II of England
- Jul 12 Battle of Boyne: in Ireland, Protestant King William III defeats English Catholic King James II
Battle at Staffarda
Aug 1 Battle at Staffarda: French army led by Nicolas Catinat defeats the Duchy of Savoy led by Victor Amadeus II (Nine Years' War)
- Aug 24 Job Charnock sets up East India Company HQ camp by Kalikata village (modern Calcutta)
- 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 8 Siege of Belgrade, Ottoman troops capture Belgrade
Battle of Quebec
Oct 16 English demand the surrender of Quebec, French Governor Louis de Buade de Frontenac replies “I have no reply to make to your general other than from the mouths of my cannon and muskets”
Flamsteed Fails to Recognize Uranus
Dec 23 English astronomer John Flamsteed observes Uranus without realizing it's undiscovered
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