January 24 » During the Seven Years' War the leading burghers of Königsberg submit to Elizabeth of Russia, thus forming Russian Prussia (until 1763).
April 28 » The Marathas defeat the Afghans in the Battle of Attock and capture the city.
May 21 » Ten-year-old Mary Campbell is abducted in Pennsylvania by Lenape during the French and Indian War. She is returned six and a half years later.
August 29 » The Treaty of Easton establishes the first American Indian reservation, at Indian Mills, New Jersey, for the Lenape.
November 25 » French and Indian War: British forces capture Fort Duquesne from French control. Later, Fort Pitt will be built nearby and grow into modern Pittsburgh.
December 25 » Halley's Comet is sighted by Johann Georg Palitzsch, confirming Edmund Halley's prediction of its passage. This was the first passage of a comet predicted ahead of time.
Day of marriage January 9, 1787
The temperature on January 9, 1787 was about 2.0 °C. Wind direction mainly northwest. Weather type: betrokken mist. Source: KNMI
January 11 » William Herschel discovers Titania and Oberon, two moons of Uranus.
January 25 » Shays's Rebellion: The rebellion's largest confrontation, outside the Springfield Armory, results in the killing of four rebels and the wounding of twenty.
May 13 » Captain Arthur Phillip leaves Portsmouth, England, with eleven ships full of convicts (the "First Fleet") to establish a penal colony in Australia.
September 28 » The Congress of the Confederation votes to send the newly-written United States Constitution to the state legislatures for approval.
October 1 » Russians under Alexander Suvorov defeat the Turks at Kinburn.
October 29 » Mozart's opera Don Giovanni receives its first performance in Prague.
Day of death February 18, 1789
The temperature on February 18, 1789 was about 7.0 °C. Wind direction mainly northwest. Weather type: omtrent helder. Source: KNMI
January 21 » The first American novel, The Power of Sympathy or the Triumph of Nature Founded in Truth by William Hill Brown, is printed in Boston.
April 1 » In New York City, the United States House of Representatives achieves its first quorum and elects Frederick Muhlenberg of Pennsylvania as its first Speaker.
June 20 » Deputies of the French Third Estate take the Tennis Court Oath.
July 14 » Alexander Mackenzie finally completes his journey to the mouth of the great river he hoped would take him to the Pacific, but which turns out to flow into the Arctic Ocean. Later named after him, the Mackenzie is the second-longest river system in North America.
August 4 » France: Members of the National Constituent Assembly take an oath to end feudalism and abandon their privileges.
September 24 » The United States Congress passes the Judiciary Act, creating the office of the Attorney General and federal judiciary system and ordering the composition of the Supreme Court.
When copying data from this family tree, please include a reference to the origin: Peeters Mathieu, "FutureHistory", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-riske/I4093.php : accessed September 24, 2026), "Joanna Catharina van Vracem (1758-1789)".
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