January 22 » The United Mine Workers of America is founded in Columbus, Ohio.
July 1 » Canada and Bermuda are linked by telegraph cable.
July 10 » Wyoming is admitted as the 44th U.S. state.
September 24 » The Church of Jesus Christ of Latter-day Saints officially renounces polygamy.
November 4 » City and South London Railway: London's first deep-level tube railway opens between King William Street and Stockwell.
December 22 » Cornwallis Valley Railway begins operation between Kentville and Kingsport, Nova Scotia.
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 18 » The Republic of Zimbabwe (formerly Rhodesia) comes into being, with Canaan Banana as the country's first President. The Zimbabwean dollar replaces the Rhodesian dollar as the official currency.
May 27 » The Gwangju Massacre: Airborne and army troops of South Korea retake the city of Gwangju from civil militias, killing at least 207 and possibly many more.
July 30 » Israel's Knesset passes the Jerusalem Law.
September 11 » A new constitution of Chile is established under the influence of then Chilean dictator Augusto Pinochet, which is subject to controversy in Chile today.
November 20 » Lake Peigneur drains into an underlying salt deposit. A misplaced Texaco oil probe had been drilled into the Diamond Crystal Salt Mine, causing water to flow down into the mine, eroding the edges of the hole.
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 January 4, 2026), "Mabel B Cook (1890-1980)".
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