The temperature on April 21, 1917 was between 3.4 °C and 9.8 °C and averaged 5.8 °C. There was 3.5 hours of sunshine (25%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 11 » The Kingsland munitions factory explosion occurs as a result of sabotage.
March 15 » Tsar Nicholas II of Russia abdicates the Russian throne ending the 304-year Romanov dynasty.
April 12 » World War I: Canadian forces successfully complete the taking of Vimy Ridge from the Germans.
July 17 » King George V issues a Proclamation stating that the male line descendants of the British Royal Family will bear the surname Windsor.
October 31 » World War I: Battle of Beersheba: The "last successful cavalry charge in history".
November 7 » The Gregorian calendar date of the October Revolution, which gets its name from the Julian calendar date of 25 October. On this date in 1917, the Bolsheviks storm the Winter Palace.
Day of marriage May 6, 1943
The temperature on May 6, 1943 was between 4.6 °C and 20.0 °C and averaged 12.2 °C. There was 3.4 mm of rain during 4.0 hours. There was 7.2 hours of sunshine (47%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. 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 27 » World War II: The Eighth Air Force sorties ninety-one B-17s and B-24s to attack the U-boat construction yards at Wilhelmshaven, Germany. This was the first American bombing attack on Germany.
April 19 » World War II: In Poland, the Warsaw Ghetto Uprising begins, after German troops enter the Warsaw Ghetto to round up the remaining Jews.
May 11 » World War II: American troops invade Attu Island in the Aleutian Islands in an attempt to expel occupying Japanese forces.
September 12 » World War II: Benito Mussolini is rescued from house arrest by German commando forces led by Otto Skorzeny.
October 3 » World War II: German forces murder 92 civilians in Lyngiades, Greece.
December 30 » Subhas Chandra Bose raises the flag of Indian independence at Port Blair.
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/I122864.php : accessed December 30, 2025), "Geeske Postma (1917-)".
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