Births on May 12

Franz Anton Hoffmeister, German composer and publisher (d. 1812)

Franz Anton Hoffmeister (12 May 1754 – 9 February 1812) was a German composer and music publisher.

28 May

Battle of Jumonville Glen
French and Indian War: In the first engagement of the war, Virginia militia under the 22-year-old Lieutenant colonel George Washington defeat a French reconnaissance party in the Battle of Jumonville Glen in what is now Fayette County in southwestern Pennsylvania.
3 Jul

Battle of Fort Necessity
French and Indian War: George Washington surrenders Fort Necessity to French forces.