The temperature on June 14, 1920 was between 12.2 °C and 24.5 °C and averaged 18.6 °C. There was 8.1 hours of sunshine (48%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. 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 20 » An earthquake kills between 114 and 130 in Georgia and heavily damages the town of Gori.
February 29 » Czechoslovak National Assembly adopts the Constitution.
April 28 » Azerbaijan is added to the Soviet Union.
July 12 » The Soviet–Lithuanian Peace Treaty is signed, by which Soviet Russia recognizes the independence of Lithuania.
September 7 » Two newly purchased Savoia flying boats crash in the Swiss Alps en route to Finland where they would serve with the Finnish Air Force, killing both crews.
December 19 » King Constantine I is restored as King of the Hellenes after the death of his son Alexander of Greece and a plebiscite.
Day of marriage June 12, 1943
The temperature on June 12, 1943 was between 9.3 °C and 18.5 °C and averaged 14.7 °C. There was 1.6 hours of sunshine (10%). The average windspeed was 3 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 17 » World War II: Greek submarine Papanikolis captures the 200-ton sailing vessel Agios Stefanos and mans her with part of her crew.
February 9 » World War II: Allied authorities declare Guadalcanal secure after Imperial Japan evacuates its remaining forces from the island, ending the Battle of Guadalcanal.
April 16 » Albert Hofmann accidentally discovers the hallucinogenic effects of the research drug LSD. He intentionally takes the drug three days later on April 19.
July 4 » World War II: In Gibraltar, a Royal Air Force B-24 Liberator bomber crashes into the sea in an apparent accident moments after takeoff, killing sixteen passengers on board, including general Władysław Sikorski, the commander-in-chief of the Polish Army and the Prime Minister of the Polish government-in-exile; only the pilot survives.
July 5 » World War II: An Allied invasion fleet sails for Sicily (Operation Husky, July 10, 1943).
December 5 » World War II: Allied air forces begin attacking Germany's secret weapons bases in Operation Crossbow.
Day of death December 21, 1994
The temperature on December 21, 1994 was between -1.9 °C and 6.2 °C and averaged 1.9 °C. There was 1.5 mm of rain during 0.9 hours. There was 5.0 hours of sunshine (65%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Monday, August 22, 1994 to Monday, August 3, 1998 the cabinet a href="https://nl.wikipedia.org/wiki/Kabinet-Kok_I" class="extern">Kok I, with W. Kok (PvdA) as prime minister.
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/I221763.php : accessed October 23, 2026), "Jan Boomsma (1920-1994)".
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