March 1 » Battle of Adwa: An Ethiopian army defeats an outnumbered Italian force, ending the First Italo-Ethiopian War.
March 1 » Henri Becquerel discovers radioactive decay.
March 2 » The Battle of Adwa: The Italian Army defeated by the Ethiopian Army in Adwa, Tigray, Ethiopia.
April 15 » Closing ceremony of the Games of the I Olympiad in Athens, Greece.
May 26 » Nicholas II becomes the last Tsar of Imperial Russia.
June 4 » Henry Ford completes the Ford Quadricycle, his first gasoline-powered automobile, and gives it a successful test run.
Day of marriage July 21, 1922
The temperature on July 21, 1922 was between 9.0 °C and 23.5 °C and averaged 17.8 °C. There was 10.9 hours of sunshine (68%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. 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.
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 28 » The United Kingdom ends its protectorate over Egypt through a Unilateral Declaration of Independence.
April 3 » Joseph Stalin becomes the first General Secretary of the Communist Party of the Soviet Union.
April 16 » The Treaty of Rapallo, pursuant to which Germany and the Soviet Union re-establish diplomatic relations, is signed.
September 11 » The Treaty of Kars is ratified in Yerevan, Armenia.
September 13 » The final act of the Greco-Turkish War, the Great Fire of Smyrna, commences.
November 14 » The British Broadcasting Company begins radio service in the United Kingdom.
Day of death February 21, 1986
The temperature on February 21, 1986 was between -14.6 °C and -1.9 °C and averaged -8.4 °C. There was 5.4 hours of sunshine (52%). The almost cloudless was. The average windspeed was 1 Bft (weak wind) and was prevailing from the east. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 11 » The Gateway Bridge, Brisbane, Queensland, Australia is officially opened.
February 25 » People Power Revolution: President of the Philippines Ferdinand Marcos flees the nation after 20 years of rule; Corazon Aquino becomes the Philippines' first woman president.
March 24 » The Loscoe gas explosion leads to new UK laws on landfill gas migration and gas protection on landfill sites.
March 27 » A car bomb explodes outside Russell Street Police HQ in Melbourne, Australia, killing one police officer and injuring 21 people.
August 21 » Carbon dioxide gas erupts from volcanic Lake Nyos in Cameroon, killing up to 1,800 people within a 20-kilometer range.
October 27 » The British government suddenly deregulates financial markets, leading to a total restructuring of the way in which they operate in the country, in an event now referred to as the Big Bang.
When copying data from this family tree, please include a reference to the origin: Elly Gelderman, "Family tree Gelderman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-gelderman/I4961.php : accessed February 20, 2026), "Koba Pool (1896-1986)".
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