April 19 » American Revolutionary War: The war begins with an American victory in Concord during the battles of Lexington and Concord.
April 20 » American Revolutionary War: The Siege of Boston begins, following the battles at Lexington and Concord.
October 18 » American Revolutionary War: The Burning of Falmouth (now Portland, Maine).
November 10 » The United States Marine Corps is founded at Tun Tavern in Philadelphia by Samuel Nicholas.
December 3 » USSAlfred becomes the first vessel to fly the Grand Union Flag (the precursor to the Stars and Stripes); the flag is hoisted by John Paul Jones.
December 5 » At Fort Ticonderoga, Henry Knox begins his historic transport of artillery to Cambridge, Massachusetts.
When copying data from this family tree, please include a reference to the origin: Kees J.C.P.A. Goverde, "Family tree Van den Acker-Gemert", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-den-acker/I12.php : accessed January 21, 2026), "Theodora Johanna van Os(ch) (1752-????)".
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