May 21 » Ten-year-old Mary Campbell is abducted in Pennsylvania by Lenape during the French and Indian War. She is returned six and a half years later.
July 8 » French forces hold Fort Carillon against the British at Ticonderoga, New York.
August 25 » Seven Years' War: Frederick II of Prussia defeats the Russian army at the Battle of Zorndorf.
August 29 » The Treaty of Easton establishes the first American Indian reservation, at Indian Mills, New Jersey, for the Lenape.
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.
When copying data from this family tree, please include a reference to the origin: aart van rumpt , "Family tree Van Rumpt", database, Genealogy Online (https://www.genealogieonline.nl/van-rumpt-stamboom/I44037.php : accessed January 27, 2026), "Arij Gijzenberg".
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