January 15 » The British Museum opens to the public.
May 1 » Josiah Wedgwood founds the Wedgwood pottery company in Great Britain.
August 19 » Battle of Lagos Naval battle during the Seven Years' War between Great Britain and France.
September 13 » Battle of the Plains of Abraham: the British defeat the French near Quebec City in the Seven Years' War, known in the United States as the French and Indian War.
September 18 » French and Indian War: The Articles of Capitulation of Quebec are signed.
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
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.
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 23 » American Revolution: British Major John André is arrested as a spy by American soldiers exposing Benedict Arnold's change of sides.
October 10 » The Great Hurricane of 1780 kills 20,000–30,000 in the Caribbean.
November 5 » French-American forces under Colonel LaBalme are defeated by Miami Chief Little Turtle.
December 14 » Founding Father Alexander Hamilton marries Elizabeth Schuyler Hamilton at the Schuyler Mansion in Albany, New York
When copying data from this family tree, please include a reference to the origin: Arthur Storm, "Family tree Storm", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-storm/I541.php : accessed February 2, 2026), "Trijntje Piers Swierstra (1759-1791)".
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