April 15 » Preliminary articles of peace ending the American Revolutionary War (or American War of Independence) are ratified.
April 18 » Three-Fifths Compromise: the first instance of black slaves in the United States of America being counted as three fifths of persons (for the purpose of taxation), in a resolution of the Congress of the Confederation. This was later adopted in the 1787 Constitution.
May 26 » A Great Jubilee Day held at North Stratford, Connecticut, celebrated the end of fighting in the American Revolution.
June 22 » A poisonous cloud caused by the eruption of the Laki volcano in Iceland reaches Le Havre in France.
July 24 » The Kingdom of Georgia and the Russian Empire sign the Treaty of Georgievsk.
October 15 » The Montgolfier brothers' hot air balloon makes the first human ascent, piloted by Jean-François Pilâtre de Rozier.
Day of burial April 10, 1787
The temperature on April 10, 1787 was about 5.0 °C. Wind direction mainly east-northeast. Weather type: helder. Source: KNMI
January 11 » William Herschel discovers Titania and Oberon, two moons of Uranus.
May 25 » After a delay of 11 days, the United States Constitutional Convention formally convenes in Philadelphia after a quorum of seven states is secured.
June 20 » Oliver Ellsworth moves at the Federal Convention to call the government the 'United States'.
September 17 » The United States Constitution is signed in Philadelphia.
December 7 » Delaware becomes the first state to ratify the United States Constitution.
December 18 » New Jersey becomes the third state to ratify the U.S. Constitution.
When copying data from this family tree, please include a reference to the origin: aart van rumpt , "Family tree Van Rumpt", database, Genealogy Online (https://www.genealogieonline.nl/van-rumpt-stamboom/I4235.php : accessed March 1, 2026), "Jan Balkhoven (1748-1787)".
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