April 6 » Oscar Wilde is arrested in the Cadogan Hotel, London, after losing a libel case against the Marquess of Queensberry.
April 17 » The Treaty of Shimonoseki between China and Japan is signed. This marks the end of the First Sino-Japanese War, and the defeated Qing Empire is forced to renounce its claims on Korea and to concede the southern portion of the Fengtien province, Taiwan and the Pescadores Islands to Japan.
June 20 » The Kiel Canal, crossing the base of the Jutland peninsula and the busiest artificial waterway in the world, is officially opened.
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 18 » The Atlanta Exposition Speech on race relations is delivered by Booker T. Washington.
November 27 » At the Swedish–Norwegian Club in Paris, Alfred Nobel signs his last will and testament, setting aside his estate to establish the Nobel Prize after he dies.
Day of death March 20, 1980
The temperature on March 20, 1980 was between -4.0 °C and 3.7 °C and averaged -0.6 °C. There was 9.8 hours of sunshine (81%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-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.
February 26 » Egypt and Israel establish full diplomatic relations.
April 12 » The Americo-Liberian government of Liberia is violently deposed.
May 8 » The World Health Organization confirms the eradication of smallpox.
July 8 » The inaugural 1980 State of Origin game is won by Queensland who defeat New South Wales 20–10 at Lang Park.
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.
November 28 » Iran–Iraq War: Operation Morvarid: The bulk of the Iraqi Navy is destroyed by the Iranian Navy in the Persian Gulf. (Commemorated in Iran as Navy Day.)
When copying data from this family tree, please include a reference to the origin: C.M.J. Peterse, "Family tree Peterse", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-peterse/I1459.php : accessed February 19, 2026), "Maria Severe (1895-1980)".
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