The temperature on June 18, 1915 was between 4.7 °C and 16.6 °C and averaged 11.0 °C. There was 2.8 hours of sunshine (17%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 18 » Japan issues the "Twenty-One Demands" to the Republic of China in a bid to increase its power in East Asia.
April 5 » Boxing challenger Jess Willard knocks out Jack Johnson in Havana, Cuba to become the Heavyweight Champion of the World.
May 17 » The last British Liberal Party government (led by H. H. Asquith) falls.
July 1 » Leutnant Kurt Wintgens of the then-named German Deutsches Heer's Fliegertruppe army air service achieves the first known aerial victory with a synchronized machine-gun armed fighter plane, the Fokker M.5K/MG Eindecker.
August 17 » A Category 4 hurricane hits Galveston, Texas with winds at 135 miles per hour (217km/h).
September 12 » French soldiers rescue over 4,000 Armenian Genocide survivors stranded on Musa Dagh.
Day of marriage June 21, 1946
The temperature on June 21, 1946 was between 5.2 °C and 20.4 °C and averaged 13.6 °C. There was 12.8 hours of sunshine (76%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
In The Netherlands , there was from July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
January 6 » The first general election ever in Vietnam is held.
January 25 » United Nations Security Council Resolution 1 relating to Military Staff Committee is adopted.
February 8 » The People's Republic of Korea is dissolved in the North, establishing the communist-controlled Provisional People's Committee of North Korea.
March 6 » Ho Chi Minh signs an agreement with France which recognizes Vietnam as an autonomous state in the Indochinese Federation and the French Union.
May 1 » The Paris Peace Conference concludes that the islands of the Dodecanese should be returned to Greece by Italy.
August 8 » First flight of the Convair B-36, the world's first mass-produced nuclear weapon delivery vehicle, the heaviest mass-produced piston-engined aircraft, with the longest wingspan of any military aircraft, and the first bomber with intercontinental range.
Day of death November 9, 1959
The temperature on November 9, 1959 was between -1.4 °C and 6.0 °C and averaged 3.2 °C. There was 8.0 mm of rain during 8.4 hours. The almost completely overcast was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south. Source: KNMI
June 5 » The first government of Singapore is sworn in.
June 23 » Convicted Manhattan Project spy Klaus Fuchs is released after only nine years in prison and allowed to emigrate to Dresden, East Germany where he resumes a scientific career.
July 21 » Elijah Jerry "Pumpsie" Green becomes the first African-American to play for the Boston Red Sox, the last team to integrate. He came in as a pinch runner for Vic Wertz and stayed in as shortstop in a 2–1 loss to the Chicago White Sox.
July 27 » The Continental League is announced as baseball's "3rd major league" in the United States.
September 26 » Typhoon Vera, the strongest typhoon to hit Japan in recorded history, makes landfall, killing 4,580 people and leaving nearly 1.6 million others homeless.
October 12 » At the national congress of the American Popular Revolutionary Alliance in Peru, a group of leftist radicals are expelled from the party who later form APRA Rebelde.
When copying data from this family tree, please include a reference to the origin: Peter Keesman, "Family tree Keesman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-keesman/I2697.php : accessed March 1, 2026), "Derk Jan Cornegoor (1915-1959)".
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