January 1 » Bouvet Island, the world's remotest island is discovered by French explorer Jean-Baptiste Charles Bouvet de Lozier.
February 23 » At York Castle, the outlaw Dick Turpin is identified by his former schoolteacher. Turpin had been using the name Richard Palmer.
May 16 » The Battle of Vasai concludes as the Marathas defeat the Portuguese army.
September 9 » Stono Rebellion, the largest slave uprising in Britain's mainland North American colonies prior to the American Revolution, erupts near Charleston, South Carolina.
September 18 » The Treaty of Belgrade is signed, whereby Austria cedes lands south of the Sava and Danube rivers to the Ottoman Empire.
October 3 » The Treaty of Niš is signed by the Ottoman Empire and Russia at the end of the Russian–Turkish War.
Day of death February 20, 1780
The temperature on February 20, 1780 was about 3.0 °C. Wind direction mainly west-northwest. Weather type: zeer betrokken. Source: KNMI
May 13 » The Cumberland Compact is signed by leaders of the settlers in the Cumberland River area of what would become the U.S. state of Tennessee, providing for democratic government and a formal system of justice.
October 2 » American Revolutionary War: John André, a British Army officer, is hanged as a spy by the Continental Army.
November 4 » The Rebellion of Túpac Amaru II against Spanish rule in the Viceroyalty of Peru begins.
November 5 » French-American forces under Colonel LaBalme are defeated by Miami Chief Little Turtle.
November 9 » American Revolutionary War: In the Battle of Fishdam Ford a force of British and Loyalist troops fail in a surprise attack against the South Carolina Patriot militia under Brigadier General Thomas Sumter.
December 14 » Founding Father Alexander Hamilton marries Elizabeth Schuyler Hamilton at the Schuyler Mansion in Albany, New York
When copying data from this family tree, please include a reference to the origin: Harry Westerman, "Family tree Westerman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-westerman/I4019.php : accessed February 7, 2026), "Hindrik Harms Sassen (1709-1780)".
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