January 24 » During the Seven Years' War the leading burghers of Königsberg submit to Elizabeth of Russia, thus forming Russian Prussia (until 1763).
February 4 » The city of Macapá in Brazil is founded by Sebastião Veiga Cabral.
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 13 » The English transport ship Duke William sinks in the North Atlantic, killing over 360 people.
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
March 3 » American Revolutionary War: The Continental Army is routed at the Battle of Brier Creek near Savannah, Georgia.
June 1 » The court-martial for malfeasance of Benedict Arnold, a general in the Continental Army during the American Revolutionary War, begins.
June 24 » American Revolutionary War: The Great Siege of Gibraltar begins.
July 6 » Battle of Grenada: The French defeat British naval forces during the American Revolutionary War.
August 13 » American Revolutionary War: The Royal Navy defeats the Penobscot Expedition with the most significant loss of United States naval forces prior to the attack on Pearl Harbor.
September 23 » American Revolution: John Paul Jones, naval commander of the United States, on board the USSBonhomme Richard, wins the Battle of Flamborough Head.
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 5, 2026), "Roelofje Adriani (1758-????)".
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