February 23 » American Revolutionary War: Baron von Steuben arrives at Valley Forge, Pennsylvania to help to train the Continental Army.
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.
August 26 » The first recorded ascent of Triglav, the highest mountain in Slovenia.
November 26 » In the Hawaiian Islands, Captain James Cook becomes the first European to visit Maui.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I2775.php : accessed January 19, 2026), "Hendrik Cornelius van Niekerk (1778-????)".
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