The temperature on August 6, 1914 was between 13.0 °C and 19.7 °C and averaged 16.4 °C. There was 0.1 mm of rain. There was 9.6 hours of sunshine (63%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-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.
April 20 » Nineteen men, women, and children die in the Ludlow Massacre during a Colorado coal-miners' strike.
April 24 » The Franck–Hertz experiment, a pillar of quantum mechanics, is presented to the German Physical Society.
July 11 » USSNevada(BB-36) is launched.
July 23 » Austria-Hungary issues a series of demands in an ultimatum to the Kingdom of Serbia demanding Serbia to allow the Austrians to determine who assassinated Archduke Franz Ferdinand. Serbia accepts all but one of those demands and Austria declares war on July 28.
August 24 » World War I: The Battle of Cer ends as the first Allied victory in the war.
December 25 » A series of unofficial truces occur across the Western Front to celebrate Christmas.
Day of marriage August 20, 1938
The temperature on August 20, 1938 was between 12.1 °C and 17.9 °C and averaged 15.3 °C. There was 0.2 mm of rain during 0.1 hours. There was 0.4 hours of sunshine (3%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
July 3 » World speed record for a steam locomotive is set in England, by the Mallard, which reaches a speed of 125.88 miles per hour (202.58km/h).
July 20 » The United States Department of Justice files suit in New York City against the motion picture industry charging violations of the Sherman Antitrust Act in regards to the studio system. The case would eventually result in a break-up of the industry in 1948.
July 28 » Hawaii Clipper disappears between Guam and Manila as the first loss of an airliner in trans-Pacific China Clipper service.
September 21 » The Great Hurricane of 1938 makes landfall on Long Island in New York. The death toll is estimated at 500–700 people.
September 23 » The Czechoslovak army is mobilized in response to the Munich Agreement.
October 31 » Great Depression: In an effort to restore investor confidence, the New York Stock Exchange unveils a fifteen-point program aimed to upgrade protection for the investing public.
Day of death February 24, 1943
The temperature on February 24, 1943 was between -0.4 °C and 3.9 °C and averaged 2.3 °C. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 22 » World War II: Australian and American forces defeat Japanese army and navy units in the bitterly fought Battle of Buna–Gona.
March 6 » World War II: The Battle of Fardykambos, one of the first major battles between the Greek Resistance and the occupying Royal Italian Army, ends with the surrender of an entire Italian battalion, the bulk of the garrison of the town of Grevena, leading to its liberation a fortnight later.
May 16 » The Holocaust: The Warsaw Ghetto Uprising ends.
June 25 » The left-wing German Jewish exile Arthur Goldstein is murdered in Auschwitz.
August 17 » World War II: The U.S. Eighth Air Force suffers the loss of 60 bombers on the Schweinfurt–Regensburg mission.
August 28 » Denmark in World War II: German authorities demand that Danish authorities crack down on acts of resistance. The next day, martial law is imposed on Denmark.
When copying data from this family tree, please include a reference to the origin: Gert Jonker, "Family tree Jonker", database, Genealogy Online (https://www.genealogieonline.nl/jonker_stamboom/I27604.php : accessed February 5, 2026), "Jan Bouma (1914-1943)".
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