January 2 » Big Bottom massacre in the Ohio Country, North America, marking the beginning of the Northwest Indian War.
January 25 » The British Parliament passes the Constitutional Act of 1791 and splits the old Province of Quebec into Upper Canada and Lower Canada.
May 15 » French Revolution: Maximilien Robespierre proposes the Self-denying Ordinance.
June 21 » King Louis XVI of France and his immediate family begin the Flight to Varennes during the French Revolution.
September 14 » The Papal States lose Avignon to Revolutionary France.
September 30 » The first performance of Mozart's opera The Magic Flute takes place two months before his death.
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.
March 11 » The Great Sheffield Flood kills 238 people in Sheffield, England.
March 15 » American Civil War: The Red River Campaign: U.S. Navy fleet arrives at Alexandria, Louisiana.
April 25 » American Civil War: The Battle of Marks' Mills.
June 15 » Arlington National Cemetery is established when 200 acres (0.81km) of the Arlington estate (formerly owned by Confederate General Robert E. Lee) are officially set aside as a military cemetery by U.S. Secretary of War Edwin M. Stanton.
August 10 » After Uruguay's governing Blanco Party refuses Brazil's demands, José Antônio Saraiva announces that the Brazilian military will begin reprisals, beginning the Uruguayan War.
December 16 » American Civil War: Battle of Nashville: Major General George Thomas's Union forces defeat Lieutenant General John Bell Hood's Confederate Army of Tennessee.
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 20, 2026), "Petrus Bollen (1791-1864)".
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