April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
May 26 » The original manuscript of William Bradford's history, "Of Plymouth Plantation" is returned to the Governor of Massachusetts by the Bishop of London after being taken during the American Revolutionary War.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
September 11 » After months of pursuit, generals of Menelik II of Ethiopia capture Gaki Sherocho, the last king of Kaffa, bringing an end to that ancient kingdom.
December 6 » London becomes the world's first city to host licensed taxicabs.
December 30 » The British Colony of Natal annexes Zululand.
Day of marriage December 29, 1921
The temperature on December 29, 1921 was between 3.1 °C and 6.8 °C and averaged 4.6 °C. There was 0.3 mm of rain. There was 0.9 hours of sunshine (12%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. 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.
January 20 » The first Constitution of Turkey is adopted, making fundamental changes in the source and exercise of sovereignty by consecrating the principle of national sovereignty.
February 27 » The International Working Union of Socialist Parties is founded in Vienna.
March 19 » Irish War of Independence: One of the biggest engagements of the war takes place at Crossbarry, County Cork. About 100 Irish Republican Army (IRA) volunteers escape an attempt by over 1,300 British forces to encircle them.
March 31 » The Royal Australian Air Force is formed.
April 2 » The Autonomous Government of Khorasan, a military government encompassing the modern state of Iran, is established.
July 27 » Researchers at the University of Toronto, led by biochemist Frederick Banting, prove that the hormone insulin regulates blood sugar.
Day of death September 13, 1982
The temperature on September 13, 1982 was between 8.5 °C and 21.9 °C and averaged 16.1 °C. There was 6.2 hours of sunshine (48%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from Friday, September 11, 1981 to Saturday, May 29, 1982 the cabinet Van Agt II, with Mr. A.A.M. van Agt (CDA) as prime minister.
In The Netherlands , there was from Saturday, May 29, 1982 to Thursday, November 4, 1982 the cabinet Van Agt III, with Mr. A.A.M. van Agt (CDA) as prime minister.
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.
May 29 » Pope John Paul II becomes the first pontiff to visit Canterbury Cathedral.
May 30 » Cold War: Spain joins NATO.
June 14 » Falklands War: Argentine forces in the capital Stanley conditionally surrender to British forces.
October 20 » During the UEFA Cup match between FC Spartak Moscow and HFC Haarlem, 66 people are crushed to death in the Luzhniki disaster.
November 1 » Honda becomes the first Asian automobile company to produce cars in the United States with the opening of its factory in Marysville, Ohio; a Honda Accord is the first car produced there.
December 13 » The 6.0 Ms North Yemen earthquake shakes southwestern Yemen with a maximum Mercalli intensity of VIII (Severe), killing 2,800, and injuring 1,500.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I207648.php : accessed March 5, 2026), "Hendrik van Halen (1897-1982)".
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