January 28 » Sir Horace Walpole coins the word serendipity in a letter to a friend.
May 28 » French and Indian War: In the first engagement of the war, Virginia militia under the 22-year-old Lieutenant colonel George Washington defeat a French reconnaissance party in the Battle of Jumonville Glen in what is now Fayette County in southwestern Pennsylvania.
July 3 » French and Indian War: George Washington surrenders Fort Necessity to French forces.
Day of marriage April 27, 1780
The temperature on April 27, 1780 was about 9.0 °C. There was 44 mm of rainWind direction mainly south east. Weather type: betrokken regen. Source: KNMI
January 16 » American Revolutionary War: Battle of Cape St. Vincent.
March 14 » American Revolutionary War: Spanish forces capture Fort Charlotte in Mobile, Alabama, the last British frontier post capable of threatening New Orleans.
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 19 » New England's Dark Day, an unusual darkening of the day sky, was observed over the New England states and parts of Canada.
August 16 » American Revolutionary War: Battle of Camden: The British defeat the Americans near Camden, South Carolina.
November 5 » French-American forces under Colonel LaBalme are defeated by Miami Chief Little Turtle.
When copying data from this family tree, please include a reference to the origin: Aart van Rumpt, "Family tree Van Rumpt", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-rumpt/I9975.php : accessed February 28, 2026), "jannetje klaasse braber (1754-????)".
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