The temperature on August 16, 1920 was between 6.9 °C and 21.5 °C and averaged 14.4 °C. There was 9.6 hours of sunshine (65%). The average windspeed was 2 Bft (weak wind) 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 2 » The second Palmer Raid, ordered by the US Department of Justice, results in 6,000 suspected communists and anarchists being arrested and held without trial.
January 23 » The Netherlands refuses to surrender the exiled Kaiser Wilhelm II of Germany to the Allies.
February 20 » An earthquake kills between 114 and 130 in Georgia and heavily damages the town of Gori.
August 13 » Polish–Soviet War: The Battle of Warsaw begins and will last till August 25. The Red Army is defeated.
November 2 » In the United States, KDKA of Pittsburgh starts broadcasting as the first commercial radio station. The first broadcast is the result of the 1920 United States presidential election.
December 16 » The Haiyuan earthquake of 8.5Mw , rocks the Gansu province in China, killing an estimated 200,000.
Day of marriage November 29, 1947
The temperature on November 29, 1947 was between -0.3 °C and 1.5 °C and averaged 0.7 °C. There was 4.9 mm of rain during 6.9 hours. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
January 15 » The Black Dahlia murder: the dismembered corpse of Elizabeth Short was found in Los Angeles.
February 12 » Christian Dior unveils a "New Look", helping Paris regain its position as the capital of the fashion world.
February 12 » The largest observed iron meteorite until that time creates an impact crater in Sikhote-Alin, in the Soviet Union.
April 9 » The Journey of Reconciliation, the first interracial Freedom Ride begins through the upper South in violation of Jim Crow laws. The riders wanted enforcement of the United States Supreme Court's 1946 Irene Morgan decision that banned racial segregation in interstate travel.
July 4 » The "Indian Independence Bill" is presented before the British House of Commons, proposing the independence of the Provinces of British India into two sovereign countries: India and Pakistan.
November 29 » First Indochina War: French forces carry out a massacre at Mỹ Trạch, Vietnam.
Day of death September 23, 2009
The temperature on September 23, 2009 was between 14.0 °C and 19.7 °C and averaged 16.5 °C. There was -0.1 mm of rain. There was 4.2 hours of sunshine (34%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
In The Netherlands , there was from Thursday, February 22, 2007 to Thursday, October 14, 2010 the cabinet Balkenende IV, with Mr.dr. J.P. Balkenende (CDA) as prime minister.
January 31 » In Kenya, at least 113 people are killed and over 200 injured following an oil spillage ignition in Molo, days after a massive fire at a Nakumatt supermarket in Nairobi killed at least 25 people.
April 9 » In Tbilisi, Georgia, up to 60,000 people protest against the government of Mikheil Saakashvili.
April 30 » Seven civilians and the perpetrator are killed and another ten injured at a Queen's Day parade in Apeldoorn, Netherlands in an attempted assassination on Queen Beatrix.
May 1 » Same-sex marriage is legalized in Sweden.
June 12 » A disputed presidential election in Iran leads to wide-ranging local and international protests.
September 30 » The 7.6 Mw Sumatra earthquake leaves 1,115 people dead.
When copying data from this family tree, please include a reference to the origin: Hans Opperman, "Family tree Opperman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-opperman/I751.php : accessed December 29, 2025), "Henrica Catharina Maria "Riek" Opperman (1920-2009)".
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