The temperature on August 30, 1921 was between 5.4 °C and 17.5 °C and averaged 12.3 °C. There was 4.3 mm of rain. There was 8.5 hours of sunshine (62%). 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.
February 15 » Kingdom of Romania establishes its legation in Helsinki.
February 25 » Georgian capital Tbilisi falls to the invading Russian forces after heavy fighting and the Russians declare the Georgian Soviet Socialist Republic.
March 20 » The Upper Silesia plebiscite was a plebiscite mandated by the Versailles Treaty to determine a section of the border between Weimar Germany and Poland.
July 29 » Adolf Hitler becomes leader of the National Socialist German Workers Party.
August 14 » Tannu Uriankhai, later Tuvan People's Republic is established as a completely independent country (which is supported by Soviet Russia).
December 6 » The Anglo-Irish Treaty is signed in London by British and Irish representatives.
Day of marriage October 20, 1943
The temperature on October 20, 1943 was between 8.5 °C and 15.8 °C and averaged 11.7 °C. There was 6.1 mm of rain during 5.5 hours. There was 4.8 hours of sunshine (46%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. 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.
April 19 » Albert Hofmann deliberately doses himself with LSD for the first time, three days after having discovered its effects on April 16.
June 20 » World War II: The Royal Air Force launches Operation Bellicose, the first shuttle bombing raid of the war. Lancaster bombers damage the V-2 rocket production facilities at the Zeppelin Works while en route to an air base in Algeria.
July 22 » World War II: Allied forces capture Palermo during the Allied invasion of Sicily.
August 17 » World War II: First Québec Conference of Winston Churchill, Franklin D. Roosevelt, and William Lyon Mackenzie King begins.
August 17 » World War II: The Royal Air Force begins Operation Hydra, the first air raid of the Operation Crossbow strategic bombing campaign against Germany's V-weapon program.
November 25 » World War II: Statehood of Bosnia and Herzegovina is re-established at the State Anti-fascist Council for the National Liberation of Bosnia and Herzegovina.
Day of death October 7, 1968
The temperature on October 7, 1968 was between 6.0 °C and 16.5 °C and averaged 11.6 °C. There was 6.8 hours of sunshine (60%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
January 13 » Johnny Cash performs live at Folsom State Prison.
January 31 » Vietnam War: Viet Cong guerrillas attack the United States embassy in Saigon, and other attacks, in the early morning hours, later grouped together as the Tet Offensive.
February 12 » Phong Nhị and Phong Nhất massacre.
April 7 » Motor racing world champion Jim Clark is killed in an accident during a Formula Two race at Hockenheim.
May 30 » Charles de Gaulle reappears publicly after his flight to Baden-Baden, Germany, and dissolves the French National Assembly by a radio appeal. Immediately after, less than one million of his supporters march on the Champs-Élysées in Paris. This is the turning point of May 1968 events in France.
October 5 » A Northern Ireland Civil Rights Association march in Derry is violently suppressed by police.
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/I189704.php : accessed October 9, 2026), "Pieter van Dekken (1921-1968)".
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