April 14 » The first abolition society in North America is established. The Society for the Relief of Free Negroes Unlawfully Held in Bondage is organized in Philadelphia by Benjamin Franklin and Benjamin Rush.
July 8 » The Olive Branch Petition is signed by the Continental Congress of the Thirteen Colonies of North America.
September 8 » The unsuccessful Rising of the Priests in Malta.
September 11 » Benedict Arnold's expedition to Quebec leaves Cambridge, Massachusetts.
October 13 » The Continental Congress establishes the Continental Navy (predecessor of the United States Navy).
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: J. Ham, "Family tree Ham", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ham/I64200.php : accessed January 25, 2026), "Joannes Velthof (1775-????)".
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