January 5 » Dreyfus affair: French army officer Alfred Dreyfus is stripped of his rank and sentenced to life imprisonment on Devil's Island.
February 9 » William G. Morgan creates a game called Mintonette, which soon comes to be referred to as volleyball.
March 19 » Auguste and Louis Lumière record their first footage using their newly patented cinematograph.
April 3 » The trial in the libel case brought by Oscar Wilde begins, eventually resulting in his imprisonment on charges of homosexuality.
December 28 » The Lumière brothers perform for their first paying audience at the Grand Cafe in Boulevard des Capucines.
December 28 » Wilhelm Röntgen publishes a paper detailing his discovery of a new type of radiation, which later will be known as x-rays.
Day of marriage March 9, 1918
The temperature on March 9, 1918 was between -2.9 °C and 10.7 °C and averaged 2.6 °C. There was 9.4 hours of sunshine (83%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. 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.
January 24 » The Gregorian calendar is introduced in Russia by decree of the Council of People's Commissars effective February 14 (New Style).
March 30 » Outburst of bloody March Events in Baku and other locations of Baku Governorate.
July 4 » Bolsheviks kill Tsar Nicholas II of Russia and his family (Julian calendar date).
July 9 » In Nashville, Tennessee, an inbound local train collides with an outbound express, killing 101 and injuring 171 people, making it the deadliest rail accident in United States history.
November 14 » Czechoslovakia becomes a republic.
November 23 » Heber J. Grant succeeds Joseph F. Smith as the seventh president of The Church of Jesus Christ of Latter-day Saints.
Day of death July 4, 1967
The temperature on July 4, 1967 was between 12.0 °C and 19.5 °C and averaged 15.4 °C. There was 7.9 hours of sunshine (48%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
May 17 » Six-Day War: President Gamal Abdel Nasser of Egypt demands dismantling of the peace-keeping UN Emergency Force in Egypt.
June 13 » U.S. President Lyndon B. Johnson nominates Solicitor-General Thurgood Marshall to become the first black justice on the U.S. Supreme Court.
August 24 » Led by Abbie Hoffman, the Youth International Party temporarily disrupts trading at the New York Stock Exchange by throwing dollar bills from the viewing gallery, causing trading to cease as brokers scramble to grab them.
October 29 » Montreal's World Fair, Expo 67, closes with over 50 million visitors.
November 14 » American physicist Theodore Maiman is given a patent for his ruby laser systems, the world's first laser.
November 29 » Vietnam War: U.S. Secretary of Defense Robert McNamara announces his resignation.
When copying data from this family tree, please include a reference to the origin: Alfred Groot, "Family tree Groot", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-groot/I2004.php : accessed October 25, 2026), "Andries Pomper (1895-1967)".
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