January 26 » The 8.7–9.2 Mw Cascadia earthquake takes place off the west coast of North America, as evidenced by Japanese records.
February 27 » The island of New Britain is discovered by Europeans.
February 28 » Today is followed by March 1 in Sweden, thus creating the Swedish calendar.
March 1 » Sweden introduces its own Swedish calendar, in an attempt to gradually merge into the Gregorian calendar, reverts to the Julian calendar on this date in 1712, and introduces the Gregorian calendar on this date in 1753.
Day of death April 11, 1780
The temperature on April 11, 1780 was about 5.0 °C. There was 70 mm of rainWind direction mainly south east. Weather type: betrokken regen. 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 12 » American Revolutionary War: In the largest defeat of the Continental Army, Charleston, South Carolina is taken by British forces.
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.
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.
September 21 » American Revolutionary War: Benedict Arnold gives the British the plans to West Point.
November 4 » The Rebellion of Túpac Amaru II against Spanish rule in the Viceroyalty of Peru begins.
When copying data from this family tree, please include a reference to the origin: John Van Hoof, "Van Hoof Tree", database, Genealogy Online (https://www.genealogieonline.nl/van-hoof-tree/I609556.php : accessed May 4, 2025), "Mathieu Pilon (1700-1780)".
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