January 2 » Big Bottom massacre in the Ohio Country, North America, marking the beginning of the Northwest Indian War.
January 25 » The British Parliament passes the Constitutional Act of 1791 and splits the old Province of Quebec into Upper Canada and Lower Canada.
July 17 » Members of the French National Guard under the command of General Lafayette open fire on a crowd of radical Jacobins at the Champ de Mars, Paris, during the French Revolution, killing scores of people.
August 14 » Slaves from plantations in Saint-Domingue hold a Vodou ceremony led by houngan Dutty Boukman at Bois Caïman, marking the start of the Haitian Revolution.
August 22 » Beginning of the Haitian Slave Revolution in Saint-Domingue, Haiti.
November 9 » Foundation of the Dublin Society of United Irishmen.
Christening day July 17, 1791
The temperature on July 17, 1791 was about 19.0 °C. Wind direction mainly northeast. Weather type: omtrent helder. Special wheather fenomena: noorderlicht. Source: KNMI
March 2 » Long-distance communication speeds up with the unveiling of a semaphore machine in Paris.
August 14 » Slaves from plantations in Saint-Domingue hold a Vodou ceremony led by houngan Dutty Boukman at Bois Caïman, marking the start of the Haitian Revolution.
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.
September 5 » Olympe de Gouges writes the Declaration of the Rights of Woman and of the Female Citizen.
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: Roelf Schrik, "Family tree Julius", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-julius/I96.php : accessed February 2, 2026), "Simon (Sijmons) Carels Julius (1791-> 1837)".
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