March 1 » The first United States census is authorized.
May 31 » Manuel Quimper explores the Strait of Juan de Fuca.
July 12 » The Civil Constitution of the Clergy is passed in France by the National Constituent Assembly.
July 31 » The first U.S. patent is issued, to inventor Samuel Hopkins for a potash process.
November 1 » Edmund Burke publishes Reflections on the Revolution in France, in which he predicts that the French Revolution will end in a disaster.
December 6 » The U.S. Congress moves from New York City to Philadelphia.
Day of death June 12, 1866
The temperature on June 12, 1866 was about 16.5 °C. There was 1 mm of rain. The air pressure was 0.5 kgf/m2 and came mainly from the north-northwest. The airpressure was 75 cm mercury. The atmospheric humidity was 84%. Source: KNMI
In The Netherlands , there was from February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
In The Netherlands , there was from February 10, 1866 to June 1, 1866 the cabinet Fransen van de Putte, with I.D. Fransen van de Putte (liberaal) as prime minister.
From June 1, 1866 till June 4, 1868 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Heemskerk with the prime ministers Mr. J.P.J.A. graaf Van Zuijlen van Nijevelt (AR) and Mr. J. Heemskerk Azn. (conservatief).
February 16 » Spencer Compton Cavendish, Marquess of Hartington becomes British Secretary of State for War.
April 8 » Italy and Prussia ally against the Austrian Empire.
May 16 » The United States Congress establishes the nickel.
June 24 » Battle of Custoza: An Austrian army defeats the Italian army during the Austro-Prussian War.
July 28 » At the age of 18, Vinnie Ream becomes the first and youngest female artist to receive a commission from the United States government for a statue (of Abraham Lincoln).
August 23 » Austro-Prussian War ends with the Treaty of Prague.
When copying data from this family tree, please include a reference to the origin: Sim Mostert, "Genealogy Pot en Smit", database, Genealogy Online (https://www.genealogieonline.nl/genealogie_pot_smit/I4607.php : accessed September 25, 2026), "CORNELIA AARTS THOEN (1790-1866)".
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