The temperature on March 22, 1921 was between 0.3 °C and 12.4 °C and averaged 7.8 °C. There was 2.6 hours of sunshine (21%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the 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.
February 21 » Constituent Assembly of the Democratic Republic of Georgia adopts the country's first constitution.
March 18 » The Kronstadt rebellion is suppressed by the Red Army.
March 18 » The second Peace of Riga is signed between Poland and the Soviet Union.
March 24 » The 1921 Women's Olympiad begins in Monte Carlo, first international women's sports event.
June 12 » Mikhail Tukhachevsky orders the use of chemical weapons against the Tambov Rebellion, bringing an end to the peasant uprising.
October 5 » The World Series is the first to be broadcast on radio.
Day of death August 13, 1999
The temperature on August 13, 1999 was between 9.3 °C and 22.1 °C and averaged 16.6 °C. There was 5.7 hours of sunshine (38%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
January 19 » British Aerospace agrees to acquire the defence subsidiary of the General Electric Company plc, forming BAE Systems in November 1999.
March 11 » Infosys becomes the first Indian company listed on the NASDAQ stock exchange.
March 20 » Legoland California, the first Legoland outside of Europe, opens in Carlsbad, California, US.
April 12 » United States President Bill Clinton is cited for contempt of court for giving "intentionally false statements" in a civil lawsuit; he is later fined and disbarred.
May 7 » In Guinea-Bissau, President João Bernardo Vieira is ousted in a military coup.
December 5 » Helen Clark is sworn in as Prime Minister of New Zealand, the second woman to hold the post and the first to be elected to the role.
When copying data from this family tree, please include a reference to the origin: Hans Opperman, "Family tree Opperman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-opperman/I3570.php : accessed March 5, 2026), "Marijke Ietje Hettinga (1921-1999)".
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