The temperature on December 27, 1863 was about 6.2 °C. There was 4 mm of rain. The air pressure was 13 kgf/m2 and came mainly from the west-northwest. The airpressure was 75 cm mercury. The atmospheric humidity was 78%. 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.
January 22 » The January Uprising breaks out in Poland, Lithuania and Belarus. The aim of the national movement is to regain Polish–Lithuanian–Ruthenian Commonwealth from occupation by Russia.
June 20 » American Civil War: West Virginia is admitted as the 35th U.S. state.
July 3 » American Civil War: The final day of the Battle of Gettysburg culminates with Pickett's Charge.
July 4 » American Civil War: Siege of Vicksburg: Vicksburg, Mississippi surrenders to U.S. forces under Ulysses S. Grant after 47 days of siege. One hundred fifty miles up the Mississippi River, a Confederate army is repulsed at the Battle of Helena, Arkansas.
July 19 » American Civil War: Morgan's Raid: At Buffington Island in Ohio, Confederate General John Hunt Morgan's raid into the north is mostly thwarted when a large group of his men are captured while trying to escape across the Ohio River.
November 27 » American Civil War: Battle of Mine Run: Union forces under General George Meade take up positions against troops led by Confederate General Robert E. Lee.
Day of death March 23, 1940
The temperature on March 23, 1940 was between 5.5 °C and 10.1 °C and averaged 7.6 °C. There was 2.5 mm of rain during 3.0 hours. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. 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.
April 9 » World War II: Operation Weserübung: Germany invades Denmark and Norway.
May 7 » World War II: The Norway Debate in the British House of Commons begins, and leads to the replacement of Prime Minister Neville Chamberlain with Winston Churchill three days later.
June 3 » World War II: The Luftwaffe bombs Paris.
June 18 » The "Finest Hour" speech is delivered by Winston Churchill.
August 15 » An Italian submarine torpedoes and sinks the Greek cruiserElli at Tinos harbor during peacetime, marking the most serious Italian provocation prior to the outbreak of the Greco-Italian War in October.
December 14 » Plutonium (specifically Pu-238) is first isolated at Berkeley, California.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I90332.php : accessed October 4, 2026), "Aaltje Slopsema (1863-1940)".
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