February 14 » American Revolutionary War: The Battle of Kettle Creek is fought in Georgia.
May 13 » War of the Bavarian Succession: Russian and French mediators at the Congress of Teschen negotiate an end to the war. In the agreement Austria receives the part of its territory that was taken from it (the Innviertel).
June 16 » Spain declares war on the Kingdom of Great Britain, and the Great Siege of Gibraltar begins.
June 24 » American Revolutionary War: The Great Siege of Gibraltar begins.
July 6 » Battle of Grenada: The French defeat British naval forces during the American Revolutionary War.
October 18 » American Revolutionary War: The Franco-American Siege of Savannah is lifted.
Christening day January 2, 1780
The temperature on January 2, 1780 was about 3.0 °C. Wind direction mainly north west from. Weather type: betrokken. Source: KNMI
March 17 » American Revolution: George Washington grants the Continental Army a holiday "as an act of solidarity with the Irish in their fight for independence".
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.
May 19 » New England's Dark Day, an unusual darkening of the day sky, was observed over the New England states and parts of Canada.
May 29 » American Revolutionary War: At the Battle of Waxhaws, the British continue attacking after the Continentals lay down their arms, killing 113 and critically wounding all but 53 that remained.
June 23 » American Revolution: Battle of Springfield fought in and around Springfield, New Jersey (including Short Hills, formerly of Springfield, now of Millburn Township).
September 11 » American Revolutionary War: Sugarloaf Massacre: A small detachment of militia from Northampton County are attacked by Native Americans and Loyalists near Little Nescopeck Creek.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I28431.php : accessed October 18, 2026), "Sytze Jacobs (1779-1780)".
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