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.
March 22 » Azeri and Turkish army soldiers with participation of Kurdish gangs attacked the Armenian inhabitants of Shushi (Nagorno Karabakh).
May 3 » A Bolshevik coup fails in the Democratic Republic of Georgia.
August 16 » Polish–Soviet War: The Battle of Radzymin concludes; the Soviet Red Army is forced to turn away from Warsaw.
August 20 » The first commercial radio station, 8MK (now WWJ), begins operations in Detroit.
December 19 » King Constantine I is restored as King of the Hellenes after the death of his son Alexander of Greece and a plebiscite.
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.
May 12 » World War II: Second Battle of Kharkov: In eastern Ukraine, Red Army forces under Marshal Semyon Timoshenko launch a major offensive from the Izium bridgehead, only to be encircled and destroyed by the troops of Army Group South two weeks later.
June 8 » World War II: The Japanese imperial submarines I-21 and I-24 shell the Australian cities of Sydney and Newcastle.
June 26 » The first flight of the Grumman F6F Hellcat.
September 12 » World War II: RMS Laconia, carrying civilians, Allied soldiers and Italian POWs is torpedoed off the coast of West Africa and sinks with a heavy loss of life.
October 11 » World War II: Off Guadalcanal, United States Navy ships intercept and defeat a Japanese force.
December 4 » World War II: Carlson's patrol during the Guadalcanal Campaign ends.
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 11 » Fifty-six spectators die and more than 200 are injured in the Bradford City stadium fire.
May 25 » Bangladesh is hit by a tropical cyclone and storm surge, which kills approximately 10,000 people.
July 7 » Boris Becker becomes the youngest player ever to win Wimbledon at age 17.
July 10 » The Greenpeace vessel Rainbow Warrior is bombed and sunk in Auckland harbour by French DGSE agents, killing Fernando Pereira.
October 6 » Police constable Keith Blakelock is murdered as riots erupt in the Broadwater Farm suburb of London.
November 19 » Pennzoil wins a US$10.53 billion judgment against Texaco, in the largest civil verdict in the history of the United States, stemming from Texaco executing a contract to buy Getty Oil after Pennzoil had entered into an unsigned, yet still binding, buyout contract with Getty.
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 25, 2026), "Pieter Heidstra (1920-1985)".
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