1650s

• April 27 – Battle of Carbisdale: A Royalist army invades mainland Scotland from the Orkney Islands, but is defeated by a Covenanter army.[1]
• May 17 – A quarter of the New Model Army at the Siege of Clonmel in Ireland is trapped and killed.
• June 9 – The Harvard Corporation, the more powerful of the two administrative boards of Harvard, is established (the first legal corporation in the Americas).
• June 23 – Claimant King Charles II of England, Scotland and Ireland arrives in Scotland (at Garmouth), the only one of the three kingdoms that has accepted him as ruler.

• August 13 – Colonel George Monck forms Monck's Regiment of Foot, forerunner of the Coldstream Guards.
• September 3 – Third English Civil War: Battle of Dunbar (1650) – Parliamentarian forces under Oliver Cromwell defeat a Scottish army, commanded by David Leslie.[2]
• September 27 – The Kolumbo volcano on Santorini experiences a massive eruption (VEI 6).
• September 29 – Henry Robinson opens his Office of Addresses and Encounters, a form of employment exchange, in Threadneedle Street, London.
• November 4 – William III of Orange becomes Prince of the House of Orange at the moment of his birth, succeeding his father, who had died a few days earlier. He does not become stadtholder, so the United Provinces becomes a true republic.
• December 14 – Anne Greene is hanged at Oxford Castle in England for infanticide, having concealed an illegitimate stillbirth. The following day she revives in the dissection room and, being pardoned, lives until 1659.[3][4][5]
• December 25 – Thomas Cooper, former Usher of Gresham's School, England, is hanged as a Royalist rebel.

• The city of Castries, St Lucia is established by the French
• The first modern Palio di Siena horserace is held in Italy.
• Puritans chop down the original Glastonbury Thorn in England.
• English highwayman and Captain James Hind campaigns for the Royalist cause (according to his own account).
• Jews are allowed to return to France.
• Three-wheeled wheelchairs are invented in Nuremberg by watchmaker Stephan Farffler.
• Ethiopia deports Portuguese diplomats and missionaries.
• Einkommende Zeitungen becomes the first German newspaper (ceases 1918).
• The town of Sharon, Massachusetts is founded.
• Estimation – Istanbul becomes the largest city of the world, taking the lead from Beijing.

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