The temperature on December 24, 1921 was between -1.2 °C and 5.8 °C and averaged 1.9 °C. There was 0.1 mm of rain. There was 4.1 hours of sunshine (53%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. 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 16 » The Marxist Left in Slovakia and the Transcarpathian Ukraine holds its founding congress in Ľubochňa.
January 20 » The British K-class submarine HMS K5 sinks in the English Channel; all 56 on board die.
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.
May 3 » The Government of Ireland Act 1920 is passed, dividing Ireland into Northern Ireland and Southern Ireland.
June 20 » Workers of Buckingham and Carnatic Mills in the city of Chennai, India, begin a four-month strike.
Day of marriage May 31, 1941
The temperature on May 31, 1941 was between 8.9 °C and 19.5 °C and averaged 12.4 °C. There was 6.4 hours of sunshine (39%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
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 2 » World War II: German bombing severely damages the Llandaff Cathedral in Cardiff, Wales, United Kingdom.
January 9 » World War II: First flight of the Avro Lancaster.
March 11 » World War II: United States President Franklin D. Roosevelt signs the Lend-Lease Act into law, allowing American-built war supplies to be shipped to the Allies on loan.
May 20 » World War II: Battle of Crete: German paratroops invade Crete.
September 1 » The Nazis execute 2,500 Jews by shooting in Ostroh, Ukraine.
November 14 » World War II: In Slonim, German forces engaged in Operation Barbarossa murder 9,000 Jews in a single day.
Day of death July 18, 1972
The temperature on July 18, 1972 was between 16.8 °C and 29.8 °C and averaged 23.7 °C. There was 11.9 hours of sunshine (74%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from April 5, 1967 to Tuesday, July 6, 1971 the cabinet Biesheuvel I, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
January 14 » Queen Margrethe II of Denmark ascends the throne, the first Queen of Denmark since 1412 and the first Danish monarch not named Frederick or Christian since 1513.
February 29 » Vietnam War: Vietnamization: South Korea withdraws 11,000 of its 48,000 troops from Vietnam.
May 30 » The Angry Brigade goes on trial over a series of 25 bombings throughout the United Kingdom.
July 1 » The first Gay pride march in England takes place.
July 21 » The Troubles: Bloody Friday: The Provisional IRA detonate 22 bombs in central Belfast, Northern Ireland, United Kingdom in the space of 80 minutes, killing nine and injuring 130.
September 30 » Roberto Clemente records the 3,000th and final hit of his career.
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/I52266.php : accessed February 13, 2026), "Jantina Oost (1921-1972)".
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