January 10 » The Siege of Dunlap's Station begins near Cincinnati during the Northwest Indian War.
February 18 » Congress passes a law admitting the state of Vermont to the Union, effective 4 March, after that state had existed for 14 years as a de facto independent largely unrecognized state.
March 2 » Long-distance communication speeds up with the unveiling of a semaphore machine in Paris.
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).
May 3 » The Constitution of May 3 (the first modern constitution in Europe) is proclaimed by the Sejm of Polish–Lithuanian Commonwealth.
August 30 » HMSPandora sinks after having run aground on the outer Great Barrier Reef the previous day.
Day of death July 11, 1864
The temperature on July 11, 1864 was about 27.7 °C. The air pressure was 1.5 kgf/m2 and came mainly from the south east. The airpressure was 76 cm mercury. The atmospheric humidity was 47%. 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.
February 27 » American Civil War: The first Northern prisoners arrive at the Confederate prison at Andersonville, Georgia.
June 3 » American Civil War: Battle of Cold Harbor: Union forces attack Confederate troops in Hanover County, Virginia.
June 27 » American Civil War: Confederate forces defeat Union forces during the Battle of Kennesaw Mountain during the Atlanta Campaign.
October 28 » American Civil War: A Union attack on the Confederate capital is repulsed.
November 29 » American Civil War: Battle of Spring Hill: The Confederate Army of Tennessee misses an opportunity to crush the Army of the Ohio.
November 29 » American Indian Wars: Sand Creek massacre: Colorado volunteers led by Colonel John Chivington massacre at least 150 Cheyenne and Arapaho noncombatants inside Colorado Territory.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I13897.php : accessed February 19, 2026), "Petrus Bollen (1791-1864)".
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