The temperature on November 9, 1917 was between 3.5 °C and 9.9 °C and averaged 6.5 °C. There was 9.5 mm of rain. There was 1.8 hours of sunshine (20%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. 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.
March 8 » International Women's Day protests in St. Petersburg mark the beginning of the February Revolution (February 23rd in the Julian calendar).
April 12 » World War I: Canadian forces successfully complete the taking of Vimy Ridge from the Germans.
May 21 » The Imperial War Graves Commission is established through royal charter to mark, record, and maintain the graves and places of commemoration of the British Empire's military forces.
October 26 » First World War: Brazil declares war on the Central Powers.
November 5 » October Revolution: Lenin calls for the October Revolution.
November 25 » World War I: German forces defeat Portuguese army of about 1,200 at Negomano on the border of modern-day Mozambique and Tanzania.
Day of marriage February 11, 1941
The temperature on February 11, 1941 was between -1.2 °C and 5.5 °C and averaged 1.3 °C. There was 0.1 mm of rain. There was 3.9 hours of sunshine (40%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
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.
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 4 » The United Service Organization (USO) is created to entertain American troops.
March 4 » World War II: The United Kingdom launches Operation Claymore on the Lofoten Islands; the first large scale British Commando raid.
September 4 » World War II: A German submarine makes the first attack of the war against a United States warship, the USSGreer.
October 4 » Norman Rockwell's Willie Gillis character debuts on the cover of The Saturday Evening Post.
December 7 » World War II: Attack on Pearl Harbor: The Imperial Japanese Navy carries out a surprise attack on the United States Pacific Fleet and its defending Army and Marine air forces at Pearl Harbor, Hawaii. (For Japan's near-simultaneous attacks on Eastern Hemisphere targets, see December 8.)
December 28 » World War II: Operation Anthropoid, the plot to assassinate high-ranking Nazi officer Reinhard Heydrich, commences.
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/I134657.php : accessed February 14, 2026), "Sina Gjaltema (1917-)".
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