The temperature on July 20, 1915 was between 12.4 °C and 19.2 °C and averaged 15.5 °C. There was 1.7 mm of rain. There was 2.9 hours of sunshine (18%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. 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 21 » Kiwanis International is founded in Detroit.
February 19 » World War I: The first naval attack on the Dardanelles begins when a strong Anglo-French task force bombards Ottoman artillery along the coast of Gallipoli.
July 7 » Colombo Town Guard officer Henry Pedris is executed in British Ceylon for allegedly inciting persecution of Muslims.
July 16 » Henry James becomes a British citizen to highlight his commitment to Britain during the first World War.
July 25 » RFC Captain Lanoe Hawker becomes the first British pursuit aviator to earn the Victoria Cross.
December 20 » World War I: The last Australian troops are evacuated from Gallipoli.
Day of marriage May 21, 1938
The temperature on May 21, 1938 was between 6.5 °C and 13.3 °C and averaged 9.7 °C. There was 4.1 mm of rain during 5.2 hours. There was 0.6 hours of sunshine (4%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
April 30 » The animated cartoon short Porky's Hare Hunt debuts in movie theaters, introducing Happy Rabbit, an early version of Bugs Bunny.
June 11 » Second Sino-Japanese War: The Battle of Wuhan starts.
July 3 » United States President Franklin D. Roosevelt dedicates the Eternal Light Peace Memorial and lights the eternal flame at Gettysburg Battlefield.
November 16 » LSD is first synthesized by Albert Hofmann from ergotamine at the Sandoz Laboratories in Basel.
December 13 » The Holocaust: The Neuengamme concentration camp opens in the Bergedorf district of Hamburg, Germany.
December 17 » Otto Hahn discovers the nuclear fission of the heavy element uranium, the scientific and technological basis of nuclear energy.
Day of death June 16, 1969
The temperature on June 16, 1969 was between 12.8 °C and 25.0 °C and averaged 18.9 °C. There was 4.0 mm of rain during 1.2 hours. There was 3.4 hours of sunshine (20%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
March 3 » Apollo program: NASA launches Apollo 9 to test the lunar module.
April 28 » Charles de Gaulle resigns as President of France.
July 16 » Apollo program: Apollo 11, the first mission to land astronauts on the Moon, is launched from the Kennedy Space Center at Cape Kennedy, Florida.
August 11 » The Apollo 11 astronauts are released from a three-week quarantine following their liftoff from the moon.
October 1 » Concorde breaks the sound barrier for the first time.
December 9 » U.S. Secretary of State William P. Rogers proposes his plan for a ceasefire in the War of Attrition; Egypt and Jordan accept it over the objections of the PLO, which leads to civil war in Jordan in September 1970.
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/I138911.php : accessed October 23, 2026), "Jelte Benedictus (1915-1969)".
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