The temperature on March 22, 1940 was between 7.1 °C and 13.0 °C and averaged 9.5 °C. There was 3.5 mm of rain during 2.8 hours. There was 3.5 hours of sunshine (29%). The average windspeed was 3 Bft (moderate breeze) 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 9 » World War II: The German submarine U-9 sinks the French coastal submarine Doris near Den Helder.
July 2 » The SS Arandora Star is sunk by U-47 in the North Atlantic with the loss of over 800 lives, mostly civilians.
August 20 » World War II: British Prime Minister Winston Churchill makes the fourth of his famous wartime speeches, containing the line "Never was so much owed by so many to so few".
October 17 » The body of Communist propagandist Willi Münzenberg found in South France, starting a never-resolved mystery.
December 14 » Plutonium (specifically Pu-238) is first isolated at Berkeley, California.
Day of death April 6, 1940
The temperature on April 6, 1940 was between 1.4 °C and 10.1 °C and averaged 5.6 °C. There was 11.0 hours of sunshine (83%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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.
February 10 » Cartoon characters Tom and Jerry make their debut with Puss Gets the Boot.
May 14 » World War II: Rotterdam, Netherlands is bombed by the Luftwaffe of Nazi Germany despite a ceasefire, killing about 900 people and destroying the historic city center.
July 19 » World War II: Battle of Cape Spada: The Royal Navy and the Regia Marina clash; the Italian light cruiser Bartolomeo Colleoni sinks, with 121 casualties.
October 14 » World War II: The Balham underground station disaster kills sixty-six people during the London Blitz.
November 24 » World War II: The First Slovak Republic becomes a signatory to the Tripartite Pact, officially joining the Axis powers.
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: Tijs van den Brink, "Parentele of Geurt Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/geurt-jacobs/I173229.php : accessed February 7, 2026), "Marinus Gardenbroek (1940-1940)".
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