The temperature on January 21, 1917 was between -8.6 °C and -3.0 °C and averaged -6.7 °C. There was 7.2 hours of sunshine (85%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 31 » World War I: Germany announces that its U-boats will resume unrestricted submarine warfare after a two-year hiatus.
March 8 » The United States Senate votes to limit filibusters by adopting the cloture rule.
March 25 » The Georgian Orthodox Church restores its autocephaly abolished by Imperial Russia in 1811.
April 12 » World War I: Canadian forces successfully complete the taking of Vimy Ridge from the Germans.
November 28 » The Estonian Provincial Assembly declares itself the sovereign power of Estonia.
December 15 » World War I: An armistice between Russia and the Central Powers is signed.
Day of marriage June 26, 1941
The temperature on June 26, 1941 was between 15.9 °C and 25.7 °C and averaged 19.9 °C. There was 9.7 hours of sunshine (58%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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 22 » World War II: British and Commonwealth troops capture Tobruk from Italian forces during Operation Compass.
February 23 » Plutonium is first produced and isolated by Dr. Glenn T. Seaborg.
June 1 » The Farhud, a massive pogrom in Iraq, starts and as a result, many Iraqi Jews are forced to leave their homes.
September 17 » World War II: A decree of the Soviet State Committee of Defense restores compulsory military training.
October 30 » President Roosevelt approves $1 billion in Lend-Lease aid to the Allied nations.
December 28 » World War II: Operation Anthropoid, the plot to assassinate high-ranking Nazi officer Reinhard Heydrich, commences.
Day of death May 9, 1957
The temperature on May 9, 1957 was between 3.9 °C and 15.4 °C and averaged 9.8 °C. There was 6.5 hours of sunshine (42%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
January 3 » The Hamilton Watch Company introduces the first electric watch.
January 9 » British Prime Minister Sir Anthony Eden resigns from office following his failure to retake the Suez Canal from Egyptian sovereignty.
July 28 » Heavy rain and a mudslide in Isahaya, western Kyushu, Japan, kills 992.
August 21 » The Soviet Union successfully conducts a long-range test flight of the R-7 Semyorka, the first intercontinental ballistic missile.
September 2 » President Ngô Đình Diệm of South Vietnam becomes the first foreign head of state to make a state visit to Australia.
November 1 » The Mackinac Bridge, the world's longest suspension bridge between anchorages at the time, opens to traffic connecting Michigan's upper and lower peninsulas.
When copying data from this family tree, please include a reference to the origin: Nico de Kunder, "Family tree De Kunder", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-kunder/I1941.php : accessed December 29, 2025), "Hendrika Rothoff (1917-1957)".
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