February 18 » Congress passes a law admitting the state of Vermont to the Union, effective 4 March, after that state had existed for 14 years as a de facto independent largely unrecognized state.
March 4 » Vermont is admitted to the United States as the fourteenth state.
May 15 » French Revolution: Maximilien Robespierre proposes the Self-denying Ordinance.
June 21 » King Louis XVI of France and his immediate family begin the Flight to Varennes during the French Revolution.
August 26 » John Fitch is granted a United States patent for the steamboat.
September 5 » Olympe de Gouges writes the Declaration of the Rights of Woman and of the Female Citizen.
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/I3935.php : accessed February 24, 2026), "Derk Themmen".
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