March 18 » New York governor George Clarke's complex at Fort George is burned in an arson attack, starting the New York Conspiracy of 1741.
May 20 » The Battle of Cartagena de Indias ends in a Spanish victory and the British begin withdrawal towards Jamaica with substantial losses.
June 25 » Maria Theresa is crowned Queen of Hungary.
July 15 » Aleksei Chirikov sights land in Southeast Alaska. He sends men ashore in a longboat, making them the first Europeans to visit Alaska.
August 10 » King Marthanda Varma of Travancore defeats the Dutch East India Company at the Battle of Colachel, effectively bringing about the end of the Dutch colonial rule in India.
September 14 » George Frideric Handel completes his oratorio Messiah.
Day of death June 23, 1791
The temperature on June 23, 1791 was about 13.0 °C. Wind direction mainly south by west. Weather type: zeer betrokken. Source: KNMI
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.
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.
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.
September 30 » The first performance of Mozart's opera The Magic Flute takes place two months before his death.
Day of burial June 25, 1791
The temperature on June 25, 1791 was about 16.0 °C. Wind direction mainly southwest. Weather type: zeer betrokken. Source: KNMI
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I512847.php : accessed January 23, 2026), "Petronella Simons (1715-1791)".
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