The temperature on May 26, 1920 was between 12.7 °C and 23.6 °C and averaged 17.3 °C. There was 0.1 mm of rain. There was 6.4 hours of sunshine (40%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. 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.
February 9 » Under the terms of the Svalbard Treaty, international diplomacy recognizes Norwegian sovereignty over Arctic archipelago Svalbard, and designates it as demilitarized.
March 13 » The Kapp Putsch briefly ousts the Weimar Republic government from Berlin.
April 28 » Azerbaijan is added to the Soviet Union.
May 7 » Kiev Offensive: Polish troops led by Józef Piłsudski and Edward Rydz-Śmigły and assisted by a symbolic Ukrainian force capture Kiev only to be driven out by the Red Army counter-offensive a month later.
June 4 » Hungary loses 71% of its territory and 63% of its population when the Treaty of Trianon is signed in Paris.
July 29 » Construction of the Link River Dam begins as part of the Klamath Reclamation Project.
Day of marriage May 25, 1944
The temperature on May 25, 1944 was between 9.8 °C and 15.0 °C and averaged 12.2 °C. There was 2.2 mm of rain during 2.2 hours. There was 4.7 hours of sunshine (29%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. 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 5 » The Daily Mail becomes the first major London newspaper to be published on both sides of the Atlantic.
January 17 » World War II: Allied forces launch the first of four assaults on Monte Cassino with the intention of breaking through the Winter Line and seizing Rome, an effort that would ultimately take four months and cost 105,000 Allied casualties.
April 22 » World War II: In Greenland, the Allied Sledge Patrol attack the German Bassgeiger weather station.
August 2 » ASNOM: Birth of the Socialist Republic of Macedonia, celebrated as Day of the Republic in North Macedonia.
August 5 » World War II: At least 1,104 Japanese POWs in Australia attempt to escape from a camp at Cowra, New South Wales; 545 temporarily succeed but are later either killed, commit suicide, or are recaptured.
November 1 » World War II: Units of the British Army land at Walcheren.
Day of death November 23, 1986
The temperature on November 23, 1986 was between 3.6 °C and 8.6 °C and averaged 5.8 °C. There was 2.6 mm of rain during 3.3 hours. There was 1.2 hours of sunshine (14%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-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.
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 19 » The first IBM PC computer virus is released into the wild. A boot sector virus dubbed (c)Brain, it was created by the Farooq Alvi Brothers in Lahore, Pakistan, reportedly to deter unauthorized copying of the software they had written.
March 24 » The Loscoe gas explosion leads to new UK laws on landfill gas migration and gas protection on landfill sites.
May 25 » The Hands Across America event takes place.
June 4 » Jonathan Pollard pleads guilty to espionage for selling top secret United States military intelligence to Israel.
November 2 » U.S. hostage David Jacobsen is released in Beirut after 17 months in captivity.
December 19 » Mikhail Gorbachev, leader of the Soviet Union, releases Andrei Sakharov and his wife from exile in Gorky.
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/I139879.php : accessed February 12, 2026), "Lammert Poelstra (1920-1986)".
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