January 13 » First Italo-Ethiopian War: the war's opening battle, the Battle of Coatit, occurs; it is an Italian victory.
February 9 » William G. Morgan creates a game called Mintonette, which soon comes to be referred to as volleyball.
May 25 » Playwright, poet and novelist Oscar Wilde is convicted of "committing acts of gross indecency with other male persons" and sentenced to serve two years in prison.
June 27 » The inaugural run of the Baltimore and Ohio Railroad's Royal Blue from Washington, D.C., to New York City, the first U.S. passenger train to use electric locomotives.
September 3 » John Brallier becomes the first openly professional American football player, when he was paid US$10 by David Berry, to play for the Latrobe Athletic Association in a 12-0 win over the Jeanette Athletic Association.
September 18 » The Atlanta Exposition Speech on race relations is delivered by Booker T. Washington.
Day of marriage May 8, 1920
The temperature on May 8, 1920 was between 5.5 °C and 13.3 °C and averaged 9.2 °C. There was 3.2 hours of sunshine (21%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. 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 13 » The Reichstag Bloodbath of January 13, 1920, the bloodiest demonstration in German history.
February 9 » Under the terms of the Svalbard Treaty, international diplomacy recognizes Norwegian sovereignty over Arctic archipelago Svalbard, and designates it as demilitarized.
February 24 » Nancy Astor becomes the first woman to speak in the House of Commons of the United Kingdom following her election as a Member of Parliament (MP) three months earlier.
February 29 » Czechoslovak National Assembly adopts the Constitution.
October 30 » The Communist Party of Australia is founded in Sydney.
November 15 » The Free City of Danzig is established.
Day of death June 12, 1977
The temperature on June 12, 1977 was between 8.9 °C and 24.8 °C and averaged 18.8 °C. There was 10.2 hours of sunshine (61%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
August 3 » Tandy Corporation announces the TRS-80, one of the world's first mass-produced personal computers.
August 15 » The Big Ear, a radio telescope operated by Ohio State University as part of the SETI project, receives a radio signal from deep space; the event is named the "Wow! signal" from the notation made by a volunteer on the project.
October 20 » Rock band Lynyrd Skynyrd's airplane crashes. Lead singer Ronnie Van Zant and guitarist Steve Gaines perish in the crash.
November 12 » France conducts the Oreste nuclear test as 14th in the group of 29, 1975–78 French nuclear tests series.
November 21 » Minister of Internal Affairs Allan Highet announces that the national anthems of New Zealand shall be the traditional anthem "God Save the Queen" and "God Defend New Zealand".
November 22 » British Airways inaugurates a regular London to New York City supersonic Concorde service.
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/I81040.php : accessed February 17, 2026), "Adriaantje Lammechien Hazelhoff (1895-1977)".
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