April 19 » American Revolutionary War: The war begins with an American victory in Concord during the battles of Lexington and Concord.
June 12 » American Revolution: British general Thomas Gage declares martial law in Massachusetts. The British offer a pardon to all colonists who lay down their arms. There would be only two exceptions to the amnesty: Samuel Adams and John Hancock, if captured, were to be hanged.
July 3 » American Revolutionary War: George Washington takes command of the Continental Army at Cambridge, Massachusetts.
September 11 » Benedict Arnold's expedition to Quebec leaves Cambridge, Massachusetts.
November 13 » American Revolutionary War: Patriot revolutionary forces under Gen. Richard Montgomery occupy Montreal.
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.
When copying data from this family tree, please include a reference to the origin: Wim de Vries, "Family tree Kaempff", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kaempff/I296.php : accessed January 24, 2026), "Margje Jans".
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