The temperature on May 17, 1940 was between 2.7 °C and 17.2 °C and averaged 11.1 °C. There was 11.5 hours of sunshine (73%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
April 9 » World War II: Operation Weserübung: Germany invades Denmark and Norway.
June 25 » World War II: The French armistice with Germany comes into effect.
July 2 » The SS Arandora Star is sunk by U-47 in the North Atlantic with the loss of over 800 lives, mostly civilians.
September 7 » Romania returns Southern Dobruja to Bulgaria under the Treaty of Craiova.
October 1 » The Pennsylvania Turnpike, often considered the first superhighway in the United States, opens to traffic.
October 25 » Benjamin O. Davis Sr. is named the first African American general in the United States Army.
Day of marriage December 30, 1959
The temperature on December 30, 1959 was between 5.1 °C and 10.6 °C and averaged 8.3 °C. There was 2.8 hours of sunshine (36%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 8 » Charles de Gaulle is proclaimed as the first President of the French Fifth Republic.
February 20 » The Avro Arrow program to design and manufacture supersonic jet fighters in Canada is cancelled by the Diefenbaker government amid much political debate.
July 29 » First United States Congress elections in Hawaii as a state of the Union.
August 7 » Explorer program: Explorer 6 launches from the Atlantic Missile Range in Cape Canaveral, Florida.
September 12 » Bonanza premieres, the first regularly scheduled TV program presented in color.
November 20 » The Declaration of the Rights of the Child is adopted by the United Nations.
Day of death December 22, 2000
The temperature on December 22, 2000 was between -4.7 °C and 1.0 °C and averaged -2.3 °C. There was 6.6 hours of sunshine (85%). The almost cloudless was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
February 4 » The World Summit Against Cancer for the New Millennium, Charter of Paris is signed by the President of France, Jacques Chirac and the Director General of UNESCO, Koichiro Matsuura, initiating World Cancer Day which is held on February 4 every year.
February 29 » Second Chechen War: Eighty-four Russian paratroopers are killed in a rebel attack on a guard post near Ulus Kert.
June 13 » Italy pardons Mehmet Ali Ağca, the Turkish gunman who tried to kill Pope John Paul II in 1981.
June 13 » President Kim Dae-jung of South Korea meets Kim Jong-il, leader of North Korea, for the beginning of the first ever inter-Korea summit, in the northern capital of Pyongyang.
October 7 » Israeli-Palestinian conflict: Hezbollah militants capture three Israeli Defense Force soldiers in a cross-border raid.
October 26 » The Sony PlayStation 2 is launched in North American markets with 27 launch titles.
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/I699.php : accessed February 21, 2026), "Wouterus Gerardus Johannes "Walter" Opperman (1940-2000)".
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