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 22 » Beginning of the Haitian Slave Revolution in Saint-Domingue, Haiti.
August 26 » John Fitch is granted a United States patent for the steamboat.
August 30 » HMSPandora sinks after having run aground on the outer Great Barrier Reef the previous day.
October 1 » First session of the French Legislative Assembly.
November 9 » Foundation of the Dublin Society of United Irishmen.
When copying data from this family tree, please include a reference to the origin: A. Beunder, "Family tree Beunder", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-beunder/I2076.php : accessed January 18, 2026), "IJmert de Graaf (1791-????)".
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