May 21 » The Order of St. Alexander Nevsky is instituted in Russia by Empress Catherine I. It would later be discontinued and then reinstated by the Soviet government in 1942 as the Order of Alexander Nevsky.
September 5 » Wedding of Louis XV and Maria Leszczyńska.
Day of death May 20, 1793
The temperature on May 20, 1793 was about 10.0 °C. Wind direction mainly north-northwest. Weather type: omtrent helder. Source: KNMI
June 10 » The Jardin des Plantes museum opens in Paris. A year later, it becomes the first public zoo.
July 13 » Journalist and French revolutionary Jean-Paul Marat is assassinated in his bathtub by Charlotte Corday, a member of the opposing political faction.
July 23 » Kingdom of Prussia re-conquers Mainz from France.
September 18 » The first cornerstone of the United States Capitol is laid by George Washington.
October 12 » The cornerstone of Old East, the oldest state university building in the United States, is laid at the University of North Carolina at Chapel Hill.
October 16 » French Revolution: Queen Marie Antoinette is executed.
When copying data from this family tree, please include a reference to the origin: Michiel van Loon, "Family tree Van Loon", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-loon/I3372.php : accessed February 16, 2026), "Heijltje Jansdr Booy (1725-1793)".
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