January 31 » Czechoslav Trade Union Association is founded in Prague.
February 28 » Queen Ranavalona III, the last monarch of Madagascar, is deposed by a French military force.
April 18 » The Greco-Turkish War is declared between Greece and the Ottoman Empire.
June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
August 2 » Anglo-Afghan War: The Siege of Malakand ends when a relief column is able to reach the British garrison in the Malakand states.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
Day of marriage June 1, 1921
The temperature on June 1, 1921 was between 9.2 °C and 23.9 °C and averaged 17.0 °C. There was 12.8 hours of sunshine (78%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. 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 12 » Bolsheviks launch a revolt in Georgia as a preliminary to the Red Army invasion of Georgia.
June 28 » Serbian King Alexander I proclaims the new constitution of the Kingdom of Serbs, Croats and Slovenes, known thereafter as the Vidovdan Constitution.
July 27 » Researchers at the University of Toronto, led by biochemist Frederick Banting, prove that the hormone insulin regulates blood sugar.
October 5 » The World Series is the first to be broadcast on radio.
October 8 » KDKA in Pittsburgh's Forbes Field conducts the first live broadcast of a football game.
October 29 » The Link River Dam, a part of the Klamath Reclamation Project, is completed.
Day of death May 21, 1981
The temperature on May 21, 1981 was between 13.3 °C and 25.6 °C and averaged 19.2 °C. There was 9.8 mm of rain during 3.0 hours. There was 8.7 hours of sunshine (55%). The partly or heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
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.
May 12 » Francis Hughes, Provisional IRA hunger striker, dies in the Maze Prison, Northern Ireland.
May 26 » Italian Prime Minister Arnaldo Forlani and his coalition cabinet resign following a scandal over membership of the pseudo-masonic lodge P2 (Propaganda Due).
June 11 » A magnitude 6.9 earthquake at Golbaf, Iran, kills at least 2,000.
August 19 » Gulf of Sidra Incident: United States fighters intercept and shoot down two Libyan Sukhoi Su-22 fighter jets over the Gulf of Sidra.
October 27 » Cold War: The Soviet submarine S-363 runs aground on the east coast of Sweden.
December 15 » A suicide car bombing targeting the Iraqi embassy in Beirut, Lebanon, levels the embassy and kills 61 people, including Iraq's ambassador to Lebanon. The attack is considered the first modern suicide bombing.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I21441.php : accessed January 27, 2026), "Elizabeth Christina Janse van Vuuren (1897-1981)".
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