The temperature on October 11, 1778 was about 12.0 °C. Wind direction mainly northwest by north. Weather type: half bewolkt zeer half bewolkt regen. Source: KNMI
January 18 » James Cook is the first known European to discover the Hawaiian Islands, which he names the "Sandwich Islands".
July 4 » American Revolutionary War: U.S. forces under George Clark capture Kaskaskia during the Illinois campaign.
July 10 » American Revolution: Louis XVI of France declares war on the Kingdom of Great Britain.
August 29 » American Revolutionary War: British and American forces battle indecisively at the Battle of Rhode Island.
September 17 » The Treaty of Fort Pitt is signed. It is the first formal treaty between the United States and a Native American tribe.
November 11 » Cherry Valley massacre: Loyalists and Seneca Indian forces attack a fort and village in eastern New York during the American Revolutionary War, killing more than forty civilians and soldiers.
When copying data from this family tree, please include a reference to the origin: R.A.Hemerik, "Descendants Hemerik-Broekhuizen-Huner-Koper-Barink", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-hemerik/I52011.php : accessed January 1, 2026), "Gerritje van Leeuwen (1778-????)".
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