April 16 » Franz Friedrich Wilhelm von Fürstenberg founds the University of Münster.
September 21 » American Revolutionary War: Benedict Arnold gives the British the plans to West Point.
September 23 » American Revolution: British Major John André is arrested as a spy by American soldiers exposing Benedict Arnold's change of sides.
October 2 » American Revolutionary War: John André, a British Army officer, is hanged as a spy by the Continental Army.
October 16 » The Great Hurricane of 1780 finishes after its sixth day, killing between 20,000 and 24,000 residents of the Lesser Antilles.
November 9 » American Revolutionary War: In the Battle of Fishdam Ford a force of British and Loyalist troops fail in a surprise attack against the South Carolina Patriot militia under Brigadier General Thomas Sumter.
Day of death May 9, 1864
The temperature on May 9, 1864 was about 11.0 °C. The air pressure was 12 kgf/m2 and came mainly from the east-southeast. The airpressure was 75 cm mercury. The atmospheric humidity was 58%. 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 1 » Second Schleswig War: Prussian forces crossed the border into Schleswig, starting the war.
May 13 » American Civil War: Battle of Resaca: The battle begins with Union General Sherman fighting toward Atlanta.
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.
July 29 » American Civil War: Confederate spy Belle Boyd is arrested by Union troops and detained at the Old Capitol Prison in Washington, D.C.
September 29 » The Treaty of Lisbon defines the boundaries between Spain and Portugal and abolishes the Couto Misto microstate.
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: Bert Emons, "Emons family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-emons/I438.php : accessed March 6, 2026), "Petronella Trouw (-1864)".
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