The temperature on May 11, 1863 was about 13.2 °C. The air pressure was 0.5 kgf/m2 and came mainly from the west-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 59%. 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.
May 12 » American Civil War: Battle of Raymond: Two divisions of James B. McPherson's XVII Corps turn the left wing of Confederate General John C. Pemberton's defensive line on Fourteen Mile Creek, opening up the interior of Mississippi to the Union Army during the Vicksburg Campaign.
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.
July 7 » The United States begins its first military draft; exemptions cost $300.
July 18 » American Civil War: Second Battle of Fort Wagner: One of the first formal African American military units, the 54th Massachusetts Volunteer Infantry, supported by several white regiments, attempts an unsuccessful assault on Confederate-held Battery Wagner.
October 14 » American Civil War: Confederate troops under the command of A. P. Hill fail to drive the Union Army completely out of Virginia.
October 15 » American Civil War: The H. L. Hunley, the first submarine to sink a ship, sinks, killing its inventor.
Day of death February 1, 1940
The temperature on February 1, 1940 was between -7.8 °C and -4.3 °C and averaged -6.6 °C. There was 0.4 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
March 18 » World War II: Adolf Hitler and Benito Mussolini meet at the Brenner Pass in the Alps and agree to form an alliance against France and the United Kingdom.
April 23 » The Rhythm Club fire at a dance hall in Natchez, Mississippi, kills 198 people.
April 25 » Merkið, the flag of the Faroe Islands is approved by the British occupation government.
May 10 » World War II: Winston Churchill is appointed Prime Minister of the United Kingdom following the resignation of Neville Chamberlain. On the same day, Germany invades France, Belgium and Luxembourg. Meanwhile, the United Kingdom occupies Iceland.
June 10 » World War II: The Kingdom of Italy declares war on France and the United Kingdom.
August 31 » Pennsylvania Central Airlines Trip 19 crashes near Lovettsville, Virginia. The CAB investigation of the accident is the first investigation to be conducted under the Bureau of Air Commerce act of 1938.
When copying data from this family tree, please include a reference to the origin: Jan De Backer, "Family tree De Backer - Evers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-backer-evers/I559926.php : accessed February 28, 2026), "Leon Vernier (1863-1940)".
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