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 9 » Greco-Turkish War: The First Battle of İnönü, the first battle of the war, begins near Eskişehir in Anatolia.
February 27 » The International Working Union of Socialist Parties is founded in Vienna.
July 11 » A truce in the Irish War of Independence comes into effect.
August 28 » The Red Army dissolved the Free Territory, after driving the Black Army out of Ukraine.
September 11 » Nahalal, the first moshav in Palestine, is settled as part of a Zionist plan of creating a Jewish state, later to be Israel.
October 18 » The Crimean Autonomous Soviet Socialist Republic is formed as part of the Russian Soviet Federative Socialist Republic.
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).
January 13 » British submarine HMSTruculent collides with an oil tanker in the Thames Estuary, killing 64 men.
January 14 » The first prototype of the MiG-17 makes its maiden flight.
February 9 » Second Red Scare: US Senator Joseph McCarthy accuses the United States Department of State of being filled with Communists.
July 5 » Zionism: The Knesset passes the Law of Return which grants all Jews the right to immigrate to Israel.
November 17 » Lhamo Dondrub is officially named the 14th Dalai Lama.
December 9 » Cold War: Harry Gold is sentenced to 30 years in jail for helping Klaus Fuchs pass information about the Manhattan Project to the Soviet Union. His testimony is later instrumental in the prosecution of Julius and Ethel Rosenberg.
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 January 11, 2026), "Hilbert Bos (1921-1950)".
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