The temperature on February 17, 1912 was between 4.7 °C and 13.7 °C and averaged 8.5 °C. There was 0.1 mm of rain. There was 4.6 hours of sunshine (46%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
January 4 » The Scout Association is incorporated throughout the British Empire by royal charter.
January 5 » The 6th All-Russian Conference of the Russian Social Democratic Labour Party (Prague Party Conference) opens. In the course of the conference, Vladimir Lenin and his supporters break from the rest of the party to form the Bolshevik movement.
February 12 » The Xuantong Emperor, the last Emperor of China, abdicates.
September 2 » Arthur Rose Eldred is awarded the first Eagle Scout award of the Boy Scouts of America.
October 3 » U.S. forces defeat Nicaraguan rebels at the Battle of Coyotepe Hill.
November 12 » The frozen bodies of Robert Scott and his men are found on the Ross Ice Shelf in Antarctica.
Day of marriage May 8, 1939
The temperature on May 8, 1939 was between 7.2 °C and 14.0 °C and averaged 11.0 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the 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.
January 24 » The deadliest earthquake in Chilean history strikes Chillán, killing approximately 28,000 people.
June 12 » The Baseball Hall of Fame opens in Cooperstown, New York.
September 1 » The Wound Badge for Wehrmacht, SS, Kriegsmarine, and Luftwaffe soldiers is instituted. The final version of the Iron Cross is also instituted on this date.
September 17 » World War II: German submarineU-29 sinks the British aircraft carrier HMSCourageous.
November 4 » World War II: U.S. President Franklin D. Roosevelt orders the United States Customs Service to implement the Neutrality Act of 1939, allowing cash-and-carry purchases of weapons by belligerents.
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 April 28, 1999
The temperature on April 28, 1999 was between 8.2 °C and 18.4 °C and averaged 12.4 °C. There was 11.8 hours of sunshine (80%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
March 20 » Legoland California, the first Legoland outside of Europe, opens in Carlsbad, California, US.
July 20 » The Chinese Communist Party begins a persecution campaign against Falun Gong, arresting thousands nationwide.
July 23 » Space Shuttle Columbia launches on STS-93, with Eileen Collins becoming the first female space shuttle commander. The shuttle also carried and deployed the Chandra X-ray Observatory.
October 5 » The Ladbroke Grove rail crash in west London kills 31 people.
November 18 » At Texas A&M University, the Aggie Bonfire collapses killing 12 students and injuring 27 others.
December 22 » Just after taking off from London Stansted Airport, Korean Air Cargo Flight 8509 crashes into Hatfield Forest near Great Hallingbury, killing all four people on board.
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/I121889.php : accessed October 15, 2026), "Roelf Datema (1912-1999)".
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