March 20 » Prime Minister of the German Empire Otto von Bismarck is dismissed by Emperor Wilhelm II.
April 7 » Completion of the first Lake Biwa Canal.
July 26 » In Buenos Aires, Argentina the Revolución del Parque takes place, forcing President Miguel Ángel Juárez Celman's resignation.
September 25 » The United States Congress establishes Sequoia National Park.
November 4 » City and South London Railway: London's first deep-level tube railway opens between King William Street and Stockwell.
December 30 » Following the Wounded Knee Massacre, the United States Army and Lakota warriors face off in the Drexel Mission Fight.
Day of death January 10, 1980
The temperature on January 10, 1980 was between -1.7 °C and 0.5 °C and averaged -0.5 °C. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
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.
April 30 » The Iranian Embassy siege begins in London.
May 14 » Salvadoran Civil War: the Sumpul River massacre occurs in Chalatenango, El Salvador.
September 30 » Ethernet specifications are published by Xerox working with Intel and Digital Equipment Corporation.
October 10 » The 7.1 Mw El Asnam earthquake shakes northern Algeria, killing 2,633 and injuring 8,369.
October 29 » Demonstration flight of a secretly modified C-130 for an Iran hostage crisis rescue attempt ends in crash landing at Eglin Air Force Base's Duke Field, Florida leading to cancellation of Operation Credible Sport.
December 8 » Former Beatle John Lennon is murdered in front of The Dakota in New York City.
When copying data from this family tree, please include a reference to the origin: Charles Olson, "Olson's Tree", database, Genealogy Online (https://www.genealogieonline.nl/olsons-tree/P1090.php : accessed February 26, 2026), "Mabel B Cook (1890-1980)".
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