The temperature on June 5, 1919 was between 10.8 °C and 15.2 °C and averaged 12.3 °C. There was 2.6 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
May 4 » May Fourth Movement: Student demonstrations take place in Tiananmen Square in Beijing, China, protesting the Treaty of Versailles, which transferred Chinese territory to Japan.
June 7 » Sette Giugno: Nationalist riots break out in Valletta, the capital of Malta. British soldiers fire into the crowd, killing four people.
June 21 » The Royal Canadian Mounted Police fire a volley into a crowd of unemployed war veterans, killing two, during the Winnipeg general strike.
July 21 » The dirigible Wingfoot Air Express crashes into the Illinois Trust and Savings Building in Chicago, killing 12 people.
October 7 » KLM, the flag carrier of the Netherlands, is founded. It is the oldest airline still operating under its original name.
December 1 » Lady Astor becomes the first female Member of Parliament to take her seat in the House of Commons of the United Kingdom. (She had been elected to that position on November 28.)
Day of marriage January 17, 1942
The temperature on January 17, 1942 was between -11.8 °C and -6.6 °C and averaged -9.6 °C. There was 6.0 hours of sunshine (72%). The average windspeed was 2 Bft (weak wind) 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.
January 25 » World War II: Thailand declares war on the United States and United Kingdom.
May 15 » World War II: In the United States, a bill creating the Women's Army Auxiliary Corps (WAAC) is signed into law.
June 28 » World War II: Nazi Germany starts its strategic summer offensive against the Soviet Union, codenamed Case Blue.
July 19 » World War II: The Second Happy Time of Hitler's submarines comes to an end, as the increasingly effective American convoy system compels them to return to the central Atlantic.
October 2 » World War II: Ocean Liner RMSQueen Mary accidentally rams and sinks HMSCuracoa, killing 337 crewmen aboard Curacoa.
November 19 » World War II: Battle of Stalingrad: Soviet Union forces under General Georgy Zhukov launch the Operation Uranus counterattacks at Stalingrad, turning the tide of the battle in the USSR's favor.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I543789.php : accessed January 16, 2026), "Niessina Warmoldina Potze (1919-< 2018)".
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