March 4 » The Constitutional Act of 1791 is introduced by the British House of Commons in London which envisages the separation of Canada into Lower Canada (Quebec) and Upper Canada (Ontario).
March 4 » Vermont is admitted to the United States as the fourteenth state.
May 3 » The Constitution of May 3 (the first modern constitution in Europe) is proclaimed by the Sejm of Polish–Lithuanian Commonwealth.
August 26 » John Fitch is granted a United States patent for the steamboat.
November 9 » Foundation of the Dublin Society of United Irishmen.
December 4 » The first edition of The Observer, the world's first Sunday newspaper, is published.
Day of death August 23, 1863
The temperature on August 23, 1863 was about 21.2 °C. The air pressure was 7 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 64%. 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.
April 2 » American Civil War: The largest in a series of Southern bread riots occurs in Richmond, Virginia.
May 22 » American Civil War: Union forces begin the Siege of Port Hudson which lasts 48 days, the longest siege in U.S. military history.
June 14 » Second Assault on the Confederate works at the Siege of Port Hudson during the American Civil War.
August 17 » American Civil War: In Charleston, South Carolina, Union batteries and ships bombard Confederate-held Fort Sumter.
September 19 » American Civil War: The first day of the Battle of Chickamauga, in northwestern Georgia, the bloodiest two-day battle of the conflict, and the only significant Confederate victory in the war's Western Theater.
November 18 » King Christian IX of Denmark signs the November constitution that declares Schleswig to be part of Denmark. This is seen by the German Confederation as a violation of the London Protocol and leads to the German–Danish war of 1864.
When copying data from this family tree, please include a reference to the origin: B.J. Jansen, "Family tree Jansen", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-jansen/I33872.php : accessed February 16, 2026), "Swaantje Kempen (1791-1863)".
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