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).
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 4 » The Treaty of Sistova is signed, ending the Ottoman–Habsburg wars.
September 13 » King Louis XVI of France accepts the new constitution.
September 30 » The first performance of Mozart's opera The Magic Flute takes place two months before his death.
When copying data from this family tree, please include a reference to the origin: J. J. Hasselt, "Family tree Hasselt", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-hasselt/I1007.php : accessed February 5, 2026), "Sieke Hindriks Addens (1791-????)".
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