February 17 » In Sweden February 17 is followed by March 1 as the country moves from the Julian calendar to the Gregorian calendar.
May 1 » Publication of Species Plantarum by Linnaeus, and the formal start date of plant taxonomy adopted by the International Code of Botanical Nomenclature.
Day of marriage August 27, 1780
The temperature on August 27, 1780 was about 17.0 °C. Wind direction mainly northeast. Weather type: omtrent helder. 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.
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.
September 23 » American Revolution: British Major John André is arrested as a spy by American soldiers exposing Benedict Arnold's change of sides.
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.
When copying data from this family tree, please include a reference to the origin: Keith Vickers, "Eijssens-Vickers Tree", database, Genealogy Online (https://www.genealogieonline.nl/eijssens-vickers-tree/I1237.php : accessed May 10, 2025), "Cornelis van Velsen (1753-????)".
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