March 4 » American Revolutionary War: The Continental Army fortifies Dorchester Heights with cannon, leading the British troops to abandon the Siege of Boston.
March 17 » American Revolution: The British Army evacuates Boston, ending the Siege of Boston, after George Washington and Henry Knox place artillery in positions overlooking the city.
July 9 » George Washington orders the Declaration of Independence to be read out to members of the Continental Army in Manhattan, while thousands of British troops on Staten Island prepare for the Battle of Long Island.
July 12 » Captain James Cook begins his third voyage.
September 7 » According to American colonial reports, Ezra Lee makes the world's first submarine attack in the Turtle, attempting to attach a time bomb to the hull of HMS Eagle in New York Harbor (no British records of this attack exist).
September 16 » American Revolutionary War: The Battle of Harlem Heights is fought.
When copying data from this family tree, please include a reference to the origin: Janos Schopper, "Family tree Schopper", database, Genealogy Online (https://www.genealogieonline.nl/family-tree-schopper/I1570.php : accessed June 1, 2024), "Johann Heller (1716-1776)".
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