The temperature on April 11, 1920 was between 8.6 °C and 12.5 °C and averaged 9.5 °C. There was 17.3 mm of rain. There was 0.3 hours of sunshine (2%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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.
January 19 » The American Civil Liberties Union (ACLU) is founded.
February 2 » The Tartu Peace Treaty is signed between Estonia and Russia.
March 8 » The Arab Kingdom of Syria, the first modern Arab state to come into existence, is established.
July 15 » The Polish Parliament establishes Silesian Voivodeship before the Polish-German plebiscite.
August 20 » The National Football League is organized as the American Professional Football Conference in Canton, Ohio
November 12 » Italy and the Kingdom of Serbs, Croats and Slovenes sign the Treaty of Rapallo.
Day of marriage October 24, 1940
The temperature on October 24, 1940 was between 0.3 °C and 8.4 °C and averaged 4.6 °C. There was 4.1 hours of sunshine (40%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. 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.
June 3 » World War II: The Battle of Dunkirk ends with a German victory and with Allied forces in full retreat.
June 16 » World War II: Marshal Henri Philippe Pétain becomes Chief of State of Vichy France (Chef de l'État Français).
July 20 » Denmark leaves the League of Nations.
September 15 » World War II: The climax of the Battle of Britain, when the Royal Air Force shoots down large numbers of Luftwaffe aircraft.
September 17 » World War II: Due to setbacks in the Battle of Britain and approaching autumn weather, Hitler postpones Operation Sea Lion.
Day of death March 15, 2001
The temperature on March 15, 2001 was between -0.6 °C and 11.8 °C and averaged 6.0 °C. There was -0.1 mm of rain. There was 3.5 hours of sunshine (30%). The partly or heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
January 31 » In the Netherlands, a Scottish court convicts Libyan Abdelbaset al-Megrahi and acquits another Libyan citizen for their part in the bombing of Pan Am Flight 103 over Lockerbie, Scotland in 1988.
September 2 » The adult-oriented television block Adult Swim debuts on Cartoon Network.
September 4 » Tokyo DisneySea opens to the public as part of the Tokyo Disney Resort in Urayasu, Chiba, Japan.
September 14 » Historic National Prayer Service held at Washington National Cathedral for victims of the September 11 attacks. A similar service is held in Canada on Parliament Hill, the largest vigil ever held in the nation's capital.
November 12 » In New York City, American Airlines Flight 587, an Airbus A300 en route to the Dominican Republic, crashes minutes after takeoff from John F. Kennedy International Airport, killing all 260 on board and five on the ground.
November 14 » A magnitude 7.8 earthquake strikes a remote part of the Tibetan plateau. It had the longest known surface rupture recorded on land (~400km) and is the best documented example of a supershear earthquake.
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/I141145.php : accessed October 24, 2026), "Sipke Hiemstra (1920-2001)".
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