The temperature on July 19, 1917 was between 13.4 °C and 18.5 °C and averaged 17.1 °C. There was 0.2 mm of rain. There was 0.1 hours of sunshine (1%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-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.
January 31 » World War I: Germany announces that its U-boats will resume unrestricted submarine warfare after a two-year hiatus.
February 24 » World War I: The U.S. ambassador Walter Hines Page to the United Kingdom is given the Zimmermann Telegram, in which Germany pledges to ensure the return of New Mexico, Texas, and Arizona to Mexico if Mexico declares war on the United States.
November 5 » October Revolution: Lenin calls for the October Revolution.
November 20 » World War I: Battle of Cambrai begins: British forces make early progress in an attack on German positions but are later pushed back.
November 26 » The Manchester Guardian publishes the 1916 secret Sykes-Picot Agreement between the United Kingdom and France.
December 20 » Cheka, the first Soviet secret police force, is founded.
Day of marriage February 20, 1941
The temperature on February 20, 1941 was between -0.1 °C and 2.6 °C and averaged 1.1 °C. There was 0.8 mm of rain during 0.4 hours. The average windspeed was 5 Bft (very strong wind) 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 9 » World War II: The Cathedral of San Lorenzo in Genoa, Italy, is struck by a bomb which fails to detonate.
October 11 » Beginning of the National Liberation War of Macedonia.
October 29 » The Holocaust: In the Kaunas Ghetto, over 10,000 Jews are shot by German occupiers at the Ninth Fort, a massacre known as the "Great Action".
November 19 » World War II: Battle between HMAS Sydney and HSK Kormoran. The two ships sink each other off the coast of Western Australia, with the loss of 645 Australians and about 77 German seamen.
December 12 » Adolf Hitler declares the imminent extermination of the Jews at a meeting in the Reich Chancellery.
December 14 » World War II: Japan signs a treaty of alliance with Thailand.
Day of death February 17, 1957
The temperature on February 17, 1957 was between -0.2 °C and 6.0 °C and averaged 2.5 °C. There was 4.5 mm of rain during 1.3 hours. There was 0.3 hours of sunshine (3%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 11 » The African Convention is founded in Dakar, Senegal.
April 9 » The Suez Canal in Egypt is cleared and opens to shipping following the Suez Crisis.
July 1 » The International Geophysical Year begins.
August 31 » The Federation of Malaya (now Malaysia) gains its independence from the United Kingdom.
October 4 » Sputnik 1 becomes the first artificial satellite to orbit the Earth.
November 1 » The Mackinac Bridge, the world's longest suspension bridge between anchorages at the time, opens to traffic connecting Michigan's upper and lower peninsulas.
When copying data from this family tree, please include a reference to the origin: Freek van Loon, "Family tree Van Loon", database, Genealogy Online (https://www.genealogieonline.nl/van-loon-stamboom/I6158.php : accessed February 7, 2026), "Cornelius "Cornelis" van Loon (1917-1957)".
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