The temperature on March 13, 1943 was between -0.6 °C and 11.0 °C and averaged 5.1 °C. There was 6.2 hours of sunshine (53%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. 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.
February 20 » American movie studio executives agree to allow the Office of War Information to censor movies.
April 16 » Albert Hofmann accidentally discovers the hallucinogenic effects of the research drug LSD. He intentionally takes the drug three days later on April 19.
June 25 » The Holocaust: Jews in the Częstochowa Ghetto in Poland stage an uprising against the Nazis.
July 5 » World War II: German forces begin a massive offensive against the Soviet Union at the Battle of Kursk, also known as Operation Citadel.
August 15 » World War II: Battle of Trahili: Superior German forces surround Cretan partisans, who manage to escape against all odds.
August 28 » Denmark in World War II: German authorities demand that Danish authorities crack down on acts of resistance. The next day, martial law is imposed on Denmark.
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/I122847.php : accessed October 23, 2026), "Sytse van der Zwaag (± 1919-)".
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