The temperature on January 20, 1884 was about 3.4 °C. The air pressure was 4 kgf/m2 and came mainly from the south-southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 97%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
January 4 » The Fabian Society is founded in London, United Kingdom.
April 20 » Pope Leo XIII publishes the encyclical Humanum genus.
July 5 » Germany takes possession of Cameroon.
October 6 » The Naval War College of the United States is founded in Rhode Island.
November 1 » The Gaelic Athletic Association is set up in Hayes's Hotel in Thurles, County Tipperary.
December 6 » The Washington Monument in Washington, D.C., is completed.
Day of marriage June 19, 1918
The temperature on June 19, 1918 was between 9.8 °C and 17.4 °C and averaged 13.4 °C. There was 9.1 mm of rain. There was 2.1 hours of sunshine (13%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-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.
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.
July 4 » Bolsheviks kill Tsar Nicholas II of Russia and his family (Julian calendar date).
August 31 » World War I: Start of the Battle of Mont Saint-Quentin, a successful assault by the Australian Corps during the Hundred Days Offensive.
October 4 » World War I: An explosion kills more than 100 people and destroys a Shell Loading Plant in New Jersey.
November 3 » The German Revolution of 1918–19 begins when 40,000 sailors take over the port in Kiel.
December 1 » The Kingdom of Serbs, Croats and Slovenes (later known as the Kingdom of Yugoslavia) is proclaimed.
December 27 » The Great Poland Uprising against the Germans begins.
Day of death July 9, 1966
The temperature on July 9, 1966 was between 14.3 °C and 23.0 °C and averaged 18.2 °C. There was 0.4 mm of rain during 0.4 hours. There was 2.6 hours of sunshine (16%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
March 19 » 1965–66 Texas Western Miners men's basketball team wins the NCAA Division I Men's Basketball Tournament.
May 6 » Myra Hindley and Ian Brady are sentenced to life imprisonment for the Moors murders in England.
June 14 » The Vatican announces the abolition of the Index Librorum Prohibitorum ("index of prohibited books"), which was originally instituted in 1557.
July 30 » England defeats West Germany to win the 1966 FIFA World Cup at Wembley Stadium after extra time.
August 16 » Vietnam War: The House Un-American Activities Committee begins investigations of Americans who have aided the Viet Cong. The committee intends to introduce legislation making these activities illegal. Anti-war demonstrators disrupt the meeting and 50 people are arrested.
September 30 » Bechuanaland declares its independence, and becomes the Republic of Botswana.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I346906.php : accessed February 6, 2026), "Antonius de Groot (1884-1966)".
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