The temperature on March 5, 1861 was about 3.6 °C. There was 0.2 mm of rain. The air pressure was 4 kgf/m2 and came mainly from the west-southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 90%. Source: KNMI
From February 23, 1860 till March 14, 1861 the Netherlands had a cabinet Van Hall - Van Heemstra with the prime ministers Mr. F.A. baron Van Hall (conservatief-liberaal) and Mr. S. baron Van Heemstra (liberaal).
From March 14, 1861 till January 31, 1862 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Loudon with the prime ministers Mr. J.P.P. baron Van Zuijlen van Nijevelt (conservatief-liberaal) and Mr. J. Loudon (liberaal).
April 15 » President Abraham Lincoln calls for 75,000 Volunteers to quell the insurrection that soon became the American Civil War.
April 19 » American Civil War: Baltimore riot of 1861: A pro-Secession mob in Baltimore attacks United States Army troops marching through the city.
April 20 » American Civil War: Robert E. Lee resigns his commission in the United States Army in order to command the forces of the state of Virginia.
June 1 » American Civil War: The Battle of Fairfax Court House is fought.
August 19 » First ascent of Weisshorn, fifth highest summit in the Alps.
December 10 » Forces led by Nguyễn Trung Trực, an anti-colonial guerrilla leader in southern Vietnam, sink the French lorcha L'Esperance.
Day of death April 20, 1942
The temperature on April 20, 1942 was between 3.7 °C and 16.6 °C and averaged 10.0 °C. There was 0.1 mm of rain. There was 4.0 hours of sunshine (28%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 25 » World War II: Thailand declares war on the United States and United Kingdom.
March 18 » The War Relocation Authority is established in the United States to take Japanese Americans into custody.
September 7 » World War II: Japanese marines are forced to withdraw during the Battle of Milne Bay.
October 1 » World War II: USSGrouper torpedoes Lisbon Maru, not knowing that she is carrying British prisoners of war from Hong Kong.
November 19 » Mutesa II is crowned the 35th and last Kabaka (king) of Buganda, prior to the restoration of the kingdom in 1993.
December 2 » World War II: During the Manhattan Project, a team led by Enrico Fermi initiates the first artificial self-sustaining nuclear chain reaction.
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/I55490.php : accessed October 23, 2026), "Jeltje de Jong (1861-1942)".
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