The temperature on February 22, 1920 was between -1.0 °C and 7.5 °C and averaged 3.8 °C. There was 8.2 hours of sunshine (79%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. 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 13 » The Reichstag Bloodbath of January 13, 1920, the bloodiest demonstration in German history.
February 14 » The League of Women Voters is founded in Chicago.
March 19 » The United States Senate rejects the Treaty of Versailles for the second time (the first time was on November 19, 1919).
March 22 » Azeri and Turkish army soldiers with participation of Kurdish gangs attacked the Armenian inhabitants of Shushi (Nagorno Karabakh).
July 29 » Construction of the Link River Dam begins as part of the Klamath Reclamation Project.
November 15 » First assembly of the League of Nations is held in Geneva, Switzerland.
Day of marriage April 11, 1942
The temperature on April 11, 1942 was between 4.3 °C and 15.7 °C and averaged 9.7 °C. There was 11.9 hours of sunshine (88%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. 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 13 » Henry Ford patents a plastic automobile, which is 30% lighter than a regular car.
March 1 » World War II: Japanese forces land on Java, the main island of the Dutch East Indies, at Merak and Banten Bay (Banten), Eretan Wetan (Indramayu) and Kragan (Rembang).
May 12 » World War II: The U.S. tanker SS Virginia is torpedoed in the mouth of the Mississippi River by the German submarineU-507.
May 15 » World War II: In the United States, a bill creating the Women's Army Auxiliary Corps (WAAC) is signed into law.
June 10 » World War II: The Lidice massacre is perpetrated as a reprisal for the assassination of Obergruppenführer Reinhard Heydrich.
September 20 » The Holocaust in Ukraine: In the course of two days a German Einsatzgruppe murders at least 3,000 Jews in Letychiv.
Day of death July 12, 1985
The temperature on July 12, 1985 was between 14.6 °C and 23.6 °C and averaged 18.6 °C. There was 6.4 hours of sunshine (39%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
May 5 » Ronald Reagan visits the military cemetery at Bitburg and the site of the Bergen-Belsen concentration camp, where he makes a speech.
May 29 » Amputee Steve Fonyo completes cross-Canada marathon at Victoria, British Columbia, after 14 months.
July 19 » The Val di Stava dam collapses killing 268 people in Val di Stava, Italy.
July 20 » The government of Aruba passes legislation to secede from the Netherlands Antilles.
August 12 » Japan Airlines Flight 123 crashes into Osutaka ridge in Gunma Prefecture, Japan, killing 520, to become the worst single-plane air disaster.
December 14 » Wilma Mankiller takes office as the first woman elected to serve as Principal Chief of the Cherokee Nation.
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/I145048.php : accessed October 21, 2026), "Pieter Heidstra (1920-1985)".
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