February 4 » The city of Macapá in Brazil is founded by Sebastião Veiga Cabral.
August 25 » Seven Years' War: Frederick II of Prussia defeats the Russian army at the Battle of Zorndorf.
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.
When copying data from this family tree, please include a reference to the origin: Pam Schaeffer Massung, "Schaeffer-Massung Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/schaeffer-massung-family-tree/I282010460046.php : accessed April 30, 2025), "Francoise Elisabeth Charlotte Joséphine WALSH de SERRANT (1758-± 1793)".
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