January 2 » Big Bottom massacre in the Ohio Country, North America, marking the beginning of the Northwest Indian War.
March 2 » Long-distance communication speeds up with the unveiling of a semaphore machine in Paris.
March 4 » The Constitutional Act of 1791 is introduced by the British House of Commons in London which envisages the separation of Canada into Lower Canada (Quebec) and Upper Canada (Ontario).
August 26 » John Fitch is granted a United States patent for the steamboat.
September 13 » King Louis XVI of France accepts the new constitution.
December 15 » The United States Bill of Rights becomes law when ratified by the Virginia General Assembly.
When copying data from this family tree, please include a reference to the origin: aart van rumpt , "Family tree Van Rumpt", database, Genealogy Online (https://www.genealogieonline.nl/van-rumpt-stamboom/I54565.php : accessed January 19, 2026), "Jan van Heijningen".
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