The temperature on July 28, 1912 was between 12.2 °C and 21.5 °C and averaged 17.8 °C. There was 6.3 hours of sunshine (40%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
January 11 » Immigrant textile workers in Lawrence, Massachusetts, go on strike when wages are reduced in response to a mandated shortening of the work week.
May 8 » Paramount Pictures is founded.
November 27 » Spain declares a protectorate over the north shore of Morocco.
December 8 » Leaders of the German Empire hold an Imperial War Council to discuss the possibility that war might break out.
December 28 » The first municipally owned streetcars take to the streets in San Francisco.
Day of marriage June 1, 1939
The temperature on June 1, 1939 was between 11.4 °C and 19.0 °C and averaged 14.9 °C. There was 13.6 hours of sunshine (83%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
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.
March 15 » Carpatho-Ukraine declares itself an independent republic, but is annexed by Hungary the next day.
March 16 » From Prague Castle, Hitler proclaims Bohemia and Moravia a German protectorate.
September 6 » World War II: South Africa declares war on Nazi Germany.
September 30 » NBC broadcasts the first televised American football game.
October 16 » World War II: No. 603 Squadron RAF intercepts the first Luftwaffe raid on Britain.
December 4 » World War II: HMSNelson is struck by a mine (laid by U-31) off the Scottish coast and is laid up for repairs until August 1940.
Day of death September 6, 1968
The temperature on September 6, 1968 was between 8.3 °C and 21.5 °C and averaged 15.6 °C. There was 5.2 hours of sunshine (39%). The partly or heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
January 22 » Operation Igloo White, a US electronic surveillance system to stop communist infiltration into South Vietnam begins installation.
March 31 » American President Lyndon B. Johnson speaks to the nation of "Steps to Limit the War in Vietnam" in a television address. At the conclusion of his speech, he announces: "I shall not seek, and I will not accept, the nomination of my party for another term as your President."
April 4 » A.E.K. Athens B.C. becomes the first Greek team to win the European Basketball Cup.
July 23 » The only successful hijacking of an El Al aircraft takes place when a Boeing 707 carrying ten crew and 38 passengers is taken over by three members of the Popular Front for the Liberation of Palestine. The aircraft was en route from Rome, to Lod, Israel.
August 2 » An earthquake hits Casiguran, Aurora, Philippines killing more than 270 people and wounding 261.
November 5 » Richard Nixon is elected as 37th President of the United States.
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/I2234.php : accessed October 18, 2026), "Melle Koopmans (1912-1968)".
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