February 4 » The city of Macapá in Brazil is founded by Sebastião Veiga Cabral.
April 28 » The Marathas defeat the Afghans in the Battle of Attock and capture the city.
August 25 » Seven Years' War: Frederick II of Prussia defeats the Russian army at the Battle of Zorndorf.
September 11 » Battle of Saint Cast: France repels British invasion during the Seven Years' War.
October 14 » Seven Years' War: Frederick the Great suffers a rare defeat at the Battle of Hochkirch.
December 25 » Halley's Comet is sighted by Johann Georg Palitzsch, confirming Edmund Halley's prediction of its passage. This was the first passage of a comet predicted ahead of time.
Day of marriage August 12, 1779
The temperature on August 12, 1779 was about 19.0 °C. Wind direction mainly north-northwest. Weather type: zeer betrokken. Source: KNMI
February 14 » American Revolutionary War: The Battle of Kettle Creek is fought in Georgia.
March 3 » American Revolutionary War: The Continental Army is routed at the Battle of Brier Creek near Savannah, Georgia.
May 13 » War of the Bavarian Succession: Russian and French mediators at the Congress of Teschen negotiate an end to the war. In the agreement Austria receives the part of its territory that was taken from it (the Innviertel).
June 1 » The court-martial for malfeasance of Benedict Arnold, a general in the Continental Army during the American Revolutionary War, begins.
July 6 » Battle of Grenada: The French defeat British naval forces during the American Revolutionary War.
September 16 » American Revolutionary War: The Franco-American Siege of Savannah begins.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I85883.php : accessed October 8, 2026), "Roelofje Adriani (1758-????)".
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