The temperature on June 20, 1921 was between 8.9 °C and 16.2 °C and averaged 12.9 °C. There was 3.7 mm of rain. There was -0.1 hours of sunshine (0%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. 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 20 » The first Constitution of Turkey is adopted, making fundamental changes in the source and exercise of sovereignty by consecrating the principle of national sovereignty.
March 18 » The Kronstadt rebellion is suppressed by the Red Army.
April 2 » The Autonomous Government of Khorasan, a military government encompassing the modern state of Iran, is established.
June 12 » Mikhail Tukhachevsky orders the use of chemical weapons against the Tambov Rebellion, bringing an end to the peasant uprising.
July 11 » A truce in the Irish War of Independence comes into effect.
October 8 » KDKA in Pittsburgh's Forbes Field conducts the first live broadcast of a football game.
Day of death May 20, 1950
The temperature on May 20, 1950 was between 11.0 °C and 23.5 °C and averaged 15.7 °C. There was 5.1 mm of rain during 4.9 hours. There was 6.6 hours of sunshine (41%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
February 8 » Cold War: The Stasi, the secret police of East Germany, is established.
June 3 » Herzog and Lachenal of the French Annapurna expedition become the first climbers to reach the summit of an 8,000-metre peak.
July 24 » Cape Canaveral Air Force Station begins operations with the launch of a Bumper rocket.
November 19 » US General Dwight D. Eisenhower becomes Supreme Commander of NATO-Europe.
November 21 » Two Canadian National Railway trains collide in northeastern British Columbia in the Canoe River train crash; the death toll is 21, with 17 of them Canadian troops bound for Korea.
November 26 » Korean War: Troops from the People's Republic of China launch a massive counterattack in North Korea against South Korean and United Nations forces (Battle of the Ch'ongch'on River and Battle of Chosin Reservoir), ending any hopes of a quick end to the conflict.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I322425.php : accessed February 27, 2026), "Hilbert Bos (1921-1950)".
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