January 16 » Virginia enacts the Statute for Religious Freedom authored by Thomas Jefferson.
August 8 » Mont Blanc on the French-Italian border is climbed for the first time by Jacques Balmat and Dr. Michel-Gabriel Paccard.
August 11 » Captain Francis Light establishes the British colony of Penang in Malaysia.
September 11 » The beginning of the Annapolis Convention.
November 7 » The oldest musical organization in the United States is founded as the Stoughton Musical Society.
November 30 » The Grand Duchy of Tuscany, under Pietro Leopoldo I, becomes the first modern state to abolish the death penalty (later commemorated as Cities for Life Day).
Christening day March 11, 1787
The temperature on March 11, 1787 was about 5.0 °C. There was 44 mm of rainWind direction mainly west. Weather type: betrokken. Source: KNMI
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.
July 13 » The Continental Congress enacts the Northwest Ordinance establishing governing rules for the Northwest Territory. It also establishes procedures for the admission of new states and limits the expansion of slavery.
August 6 » Sixty proof sheets of the Constitution of the United States are delivered to the Constitutional Convention in Philadelphia, Pennsylvania.
September 17 » The United States Constitution is signed in Philadelphia.
October 1 » Russians under Alexander Suvorov defeat the Turks at Kinburn.
December 18 » New Jersey becomes the third state to ratify the U.S. Constitution.
Day of death June 8, 1860
The temperature on June 8, 1860 was about 13.3 °C. There was 6 mm of rain. The air pressure was 8 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 86%. Source: KNMI
From March 18, 1858 till February 23, 1860 the Netherlands had a cabinet Rochussen - Van Bosse with the prime ministers J.J. Rochussen (conservatief-liberaal) and Mr. P.P. van Bosse (liberaal).
From February 23, 1860 till March 14, 1861 the Netherlands had a cabinet Van Hall - Van Heemstra with the prime ministers Mr. F.A. baron Van Hall (conservatief-liberaal) and Mr. S. baron Van Heemstra (liberaal).
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I539015.php : accessed February 1, 2026), "Jacobus Johannes Swanepoel (1786-1860)".
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