The temperature on September 7, 1889 was about 11.4 °C. The air pressure was 8 kgf/m2 and came mainly from the northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 98%. Source: KNMI
February 11 » Meiji Constitution of Japan is adopted.
May 6 » The Eiffel Tower is officially opened to the public at the Universal Exposition in Paris.
June 26 » Bangui is founded by Albert Dolisie and Alfred Uzac in what was then the upper reaches of the French Congo.
June 29 » Hyde Park and several other Illinois townships vote to be annexed by Chicago, forming the largest United States city in area and second largest in population at the time.
August 4 » The Great Fire of Spokane, Washington destroys some 32 blocks of the city, prompting a mass rebuilding project.
November 8 » Montana is admitted as the 41st U.S. state.
Day of marriage January 25, 1921
The temperature on January 25, 1921 was between 1.9 °C and 8.0 °C and averaged 4.1 °C. There was 0.8 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 27 » The International Working Union of Socialist Parties is founded in Vienna.
March 24 » The 1921 Women's Olympiad begins in Monte Carlo, first international women's sports event.
July 27 » Researchers at the University of Toronto, led by biochemist Frederick Banting, prove that the hormone insulin regulates blood sugar.
August 23 » British airship R-38 experiences structural failure over Hull in England and crashes in the Humber Estuary. Of her 49 British and American training crew, only four survive.
August 28 » The Red Army dissolved the Free Territory, after driving the Black Army out of Ukraine.
December 22 » Opening of Visva-Bharati College, also known as Santiniketan College, now Visva Bharati University, India.
Day of death January 8, 1943
The temperature on January 8, 1943 was between -7.6 °C and -2.4 °C and averaged -5.0 °C. There was 6.1 hours of sunshine (76%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. 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 15 » World War II: The Soviet counter-offensive at Voronezh begins.
April 8 » U.S. President Franklin D. Roosevelt, in an attempt to check inflation, freezes wages and prices, prohibits workers from changing jobs unless the war effort would be aided thereby, and bars rate increases by common carriers and public utilities.
April 13 » World War II: The discovery of mass graves of Polish prisoners of war killed by Soviet forces in the Katyń Forest Massacre is announced, causing a diplomatic rift between the Polish government-in-exile in London and the Soviet Union, which denies responsibility.
June 25 » The left-wing German Jewish exile Arthur Goldstein is murdered in Auschwitz.
July 4 » World War II: The Battle of Kursk, the largest full-scale battle in history and the world's largest tank battle, begins in the village of Prokhorovka.
November 22 » World War II: Cairo Conference: U.S. President Franklin D. Roosevelt, British Prime Minister Winston Churchill, and Chinese Premier Chiang Kai-shek meet in Cairo, Egypt, to discuss ways to defeat Japan.
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/I740.php : accessed February 16, 2026), "Herman Jonker (1889-1943)".
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