May 29 » Rhode Island becomes the last of North America's original Thirteen Colonies to ratify the Constitution and become one of the United States.
May 31 » The United States enacts its first copyright statute, the Copyright Act of 1790.
July 9 » The Swedish Navy captures one third of the Russian Baltic fleet.
July 16 » The District of Columbia is established as the capital of the United States after signature of the Residence Act.
October 9 » A severe earthquake in northern Algeria causes severe damage and a tsunami in the Mediterranean Sea and kills three thousand.
November 1 » Edmund Burke publishes Reflections on the Revolution in France, in which he predicts that the French Revolution will end in a disaster.
Day of death August 12, 1866
The temperature on August 12, 1866 was about 16.3 °C. There was 0.1 mm of rain. The air pressure was 6.5 kgf/m2 and came mainly from the south-southeast. The airpressure was 76 cm mercury. The atmospheric humidity was 66%. 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 21 » Lucy Hobbs Taylor becomes the first American woman to graduate from dental school.
April 8 » Italy and Prussia ally against the Austrian Empire.
May 5 » Memorial Day first celebrated in United States at Waterloo, New York.
May 16 » The United States Congress establishes the nickel.
July 27 » The first permanent transatlantic telegraph cable is successfully completed, stretching from Valentia Island, Ireland, to Heart's Content, Newfoundland.
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: Charles Olson, "Olson's Tree", database, Genealogy Online (https://www.genealogieonline.nl/olsons-tree/P4402.php : accessed October 24, 2026), "Charlotte P Connell (1790-1866)".
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