The temperature on December 6, 1778 was about 9.0 °C. Wind direction mainly west-southwest. Weather type: zeer half bewolkt omtrent helder. Source: KNMI
February 9 » Rhode Island becomes the fourth US state to ratify the Articles of Confederation.
June 18 » American Revolutionary War: British troops abandon Philadelphia.
June 28 » American Revolutionary War: The American Continentals engage the British in the Battle of Monmouth Courthouse resulting in standstill and British withdrawal under cover of darkness.
July 3 » American Revolutionary War: Iroquois allied to Britain kill 360 people in the Wyoming Valley massacre.
September 7 » American Revolutionary War: France invades Dominica in the British West Indies, before Britain is even aware of France's involvement in the war.
December 15 » American Revolutionary War: British and French fleets clash in the Battle of St. Lucia.
When copying data from this family tree, please include a reference to the origin: Alle Elbers, "Sluzigers (e.a.)", database, Genealogy Online (https://www.genealogieonline.nl/sluzigers/I34870.php : accessed February 9, 2026), "Hendrik Jans Vierkant (1770-????)".
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