The temperature on March 1, 1921 was between 3.7 °C and 9.8 °C and averaged 6.0 °C. There was 0.6 hours of sunshine (6%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the 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 12 » Bolsheviks launch a revolt in Georgia as a preliminary to the Red Army invasion of Georgia.
February 25 » Georgian capital Tbilisi falls to the invading Russian forces after heavy fighting and the Russians declare the Georgian Soviet Socialist Republic.
March 1 » Following mass protests in Petrograd demanding greater freedom in the RSFSR, the Kronstadt rebellion began, with sailors and citizens taking up arms against the Bolsheviks.
June 28 » Serbian King Alexander I proclaims the new constitution of the Kingdom of Serbs, Croats and Slovenes, known thereafter as the Vidovdan Constitution.
September 21 » A storage silo in Oppau, Germany, explodes, killing 500–600 people.
December 22 » Opening of Visva-Bharati College, also known as Santiniketan College, now Visva Bharati University, India.
Day of death February 16, 1956
The temperature on February 16, 1956 was between -21.6 °C and -7.0 °C and averaged -14.9 °C. There was 5.5 hours of sunshine (55%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
January 26 » Soviet Union cedes Porkkala back to Finland.
October 17 » Bobby Fischer defeats Donald Byrne in the chess Game of the Century.
October 28 » Elvis Presley receives a polio vaccination on national TV.
November 2 » Hungarian Revolution: Imre Nagy requests UN aid for Hungary. Nikita Khrushchev meets with leaders of other Communist countries to seek their advice on the situation in Hungary, selecting János Kádár as the country's next leader on the advice of Josip Broz Tito.
November 3 » Suez Crisis: The Khan Yunis killings by the Israel Defense Forces in Egyptian-controlled Gaza result in the deaths of 275 Palestinians.
December 6 » A violent water polo match between Hungary and the USSR takes place during the 1956 Summer Olympics in Melbourne, against the backdrop of the Hungarian Revolution of 1956.
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/I293174.php : accessed February 17, 2026), "Willem Koops (1921-1956)".
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