The temperature on February 19, 1911 was between 1.4 °C and 10.7 °C and averaged 6.4 °C. There was 11.4 mm of rain. There was 3.2 hours of sunshine (31%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the west. Source: KNMI
January 3 » A magnitude 7.7 earthquake destroys the city of Almaty in Russian Turkestan.
January 5 » Kappa Alpha Psi, the world's third oldest and largest black fraternity, is founded at Indiana University.
April 6 » During the Battle of Deçiq, Dedë Gjon Luli Dedvukaj, leader of the Malësori Albanians, raises the Albanian flag in the town of Tuzi, Montenegro, for the first time after George Kastrioti (Skanderbeg).
May 9 » The works of Gabriele D'Annunzio are placed in the Index of Forbidden Books by the Vatican.
September 24 » His Majesty's Airship No. 1, Britain's first rigid airship, is wrecked by strong winds before her maiden flight at Barrow-in-Furness.
November 17 » Omega Psi Phi fraternity was founded on the campus of Howard University in Washington, D.C.
Day of marriage September 10, 1941
The temperature on September 10, 1941 was between 12.8 °C and 16.6 °C and averaged 14.9 °C. There was 1.1 mm of rain during 1.7 hours. 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.
March 29 » World War II: British Royal Navy and Royal Australian Navy forces defeat those of the Italian Regia Marina off the Peloponnesian coast of Greece in the Battle of Cape Matapan.
May 8 » World War II: The German Luftwaffe launches a bombing raid on Nottingham and Derby.
July 26 » World War II: In response to the Japanese occupation of French Indochina, the United States, Britain and the Netherlands freeze all Japanese assets and cut off oil shipments.
July 31 » The Holocaust: Under instructions from Adolf Hitler, Nazi official Hermann Göring, orders SS General Reinhard Heydrich to "submit to me as soon as possible a general plan of the administrative material and financial measures necessary for carrying out the desired Final Solution of the Jewish question."
November 12 » World War II: Temperatures around Moscow drop to -12°C as the Soviet Union launches ski troops for the first time against the freezing German forces near the city.
November 19 » World War II: Battle between HMAS Sydney and HSK Kormoran. The two ships sink each other off the coast of Western Australia, with the loss of 645 Australians and about 77 German seamen.
Day of death November 7, 1985
The temperature on November 7, 1985 was between 2.7 °C and 12.0 °C and averaged 8.2 °C. There was 3.1 mm of rain during 2.4 hours. There was 3.0 hours of sunshine (32%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
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.
March 3 » Arthur Scargill declares that the National Union of Mineworkers' national executive voted to end the longest-running industrial dispute in Great Britain without any peace deal over pit closures.
March 8 » A supposed failed assassination attempt on Islamic cleric Sayyed Mohammad Hussein Fadlallah in Beirut, Lebanon kills at least 45 and injures 175 others.
March 20 » Libby Riddles becomes the first woman to win the 1,135-mile Iditarod Trail Sled Dog Race.
August 27 » The Nigerian government is peacefully overthrown by Army Chief of Staff Major General Ibrahim Babangida.
September 2 » Sri Lankan Civil War: Sri Lankan Tamil politicians and former MPs M. Alalasundaram and V. Dharmalingam are shot dead.
October 10 » US Navy aircraft intercept an Egyptian airliner carrying the perpetrators of the Achille Lauro hijacking, and force it to land in Italy.
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I21153.php : accessed January 30, 2026), "Willem Groot (1911-1985)".
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