January 11 » The first American life insurance company, the Corporation for Relief of Poor and Distressed Presbyterian Ministers and of the Poor and Distressed Widows and Children of the Presbyterian Ministers (now part of Unum Group), is incorporated in Philadelphia, Pennsylvania.
January 15 » The British Museum opens to the public.
August 1 » Seven Years' War: The Battle of Minden, an allied Anglo-German army victory over the French. In Britain this was one of a number of events that constituted the Annus Mirabilis of 1759 and is celebrated as Minden Day by certain British Army regiments.
August 19 » Battle of Lagos Naval battle during the Seven Years' War between Great Britain and France.
November 25 » An earthquake hits the Mediterranean destroying Beirut and Damascus and killing 30,000-40,000.
December 31 » Arthur Guinness signs a 9,000 year lease at £45 per annum and starts brewing Guinness.
Day of marriage October 29, 1780
The temperature on October 29, 1780 was about 10.0 °C. Wind direction mainly east-northeast. Weather type: betrokken. Source: KNMI
April 16 » Franz Friedrich Wilhelm von Fürstenberg founds the University of Münster.
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.
August 16 » American Revolutionary War: Battle of Camden: The British defeat the Americans near Camden, South Carolina.
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.
October 2 » American Revolutionary War: John André, a British Army officer, is hanged as a spy by the Continental Army.
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.
When copying data from this family tree, please include a reference to the origin: Wicher Dam, "Dambomen, negen verschillende stambomen DAM", database, Genealogy Online (https://www.genealogieonline.nl/dambomen/I24804.php : accessed February 22, 2026), "Trijntje Piers Swierstra (1759-1800)".
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