February 28 » The Second Boer War: The 118-day "Siege of Ladysmith" is lifted.
March 14 » The Gold Standard Act is ratified, placing the United States currency on the gold standard.
March 24 » Mayor of New York City Robert Anderson Van Wyck breaks ground for a new underground "Rapid Transit Railroad" that would link Manhattan and Brooklyn.
June 20 » Baron Eduard Toll, leader of the Russian Polar Expedition of 1900, departs Saint Petersburg in Russia on the explorer ship Zarya, never to return.
July 2 » Jean Sibelius' Finlandia receives its première performance in Helsinki with the Helsinki Philharmonic Society conducted by Robert Kajanus.
August 3 » The Firestone Tire and Rubber Company is founded.
Day of marriage February 23, 1939
The temperature on February 23, 1939 was between 0.2 °C and 10.6 °C and averaged 5.4 °C. There was 3.5 mm of rain during 4.0 hours. There was 2.7 hours of sunshine (26%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
January 27 » First flight of the Lockheed P-38 Lightning.
March 15 » Germany occupies Czechoslovakia.
April 18 » Robert Menzies, who became Australia's longest-serving prime minister, is elected as leader of the United Australia Party after the death of Prime Minister Joseph Lyons.
September 30 » World War II: General Władysław Sikorski becomes prime minister of the Polish government-in-exile.
November 8 » Venlo Incident: Two British agents of SIS are captured by the Germans.
December 14 » Winter War: The Soviet Union is expelled from the League of Nations for invading Finland.
Day of death March 21, 1940
The temperature on March 21, 1940 was between 6.3 °C and 10.6 °C and averaged 7.7 °C. There was 1.4 mm of rain during 0.6 hours. There was 0.9 hours of sunshine (7%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
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.
April 9 » World War II: Operation Weserübung: Germany invades Denmark and Norway.
May 13 » Queen Wilhelmina of the Netherlands flees her country to Great Britain after the German invasion. Princess Juliana takes her children to Canada for their safety.
July 10 » World War II: The Vichy government is established in France.
September 18 » World War II: The British liner SSCity of Benares is sunk by German submarine U-48; those killed include 77 child refugees.
October 7 » World War II: The McCollum memo proposes bringing the United States into the war in Europe by provoking the Japanese to attack the United States.
November 5 » World War II: The British armed merchant cruiser, HMSJervis Bay, is sunk by the German pocket battleship Admiral Scheer.
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/I139786.php : accessed October 14, 2026), "Mentje Jantje Friso (1900-1940)".
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