February 6 » Spanish–American War: The Treaty of Paris, a peace treaty between the United States and Spain, is ratified by the United States Senate.
February 14 » Voting machines are approved by the U.S. Congress for use in federal elections.
February 22 » Filipino forces led by General Antonio Luna launch counterattacks for the first time against the American forces during the Philippine–American War. The Filipinos fail to regain Manila from the Americans.
March 4 » Cyclone Mahina sweeps in north of Cooktown, Queensland, with a 12 metres (39ft) wave that reaches up to 5 kilometres (3.1mi) inland, killing over 300.
April 18 » The St. Andrew's Ambulance Association is granted a royal charter by Queen Victoria.
November 2 » The Boers begin their 118-day siege of British-held Ladysmith during the Second Boer War.
Day of marriage December 9, 1949
The temperature on December 9, 1949 was between -0.2 °C and 5.3 °C and averaged 2.9 °C. There was 2.8 mm of rain during 1.0 hours. There was -0.1 hours of sunshine (0%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
May 6 » EDSAC, the first practical electronic digital stored-program computer, runs its first operation.
July 20 » The Israel–Syria Mixed Armistice Commission brokers the last of four ceasefire agreements to end the 1948 Arab–Israeli War.
July 27 » Initial flight of the de Havilland Comet, the first jet-powered airliner.
August 5 » In Ecuador, an earthquake destroys 50 towns and kills more than 6,000.
August 24 » The treaty creating the North Atlantic Treaty Organization goes into effect.
September 21 » The People's Republic of China is proclaimed.
Day of death March 20, 1954
The temperature on March 20, 1954 was between 7.3 °C and 13.4 °C and averaged 9.8 °C. There was -0.1 hours of sunshine (0%). The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
February 18 » The first Church of Scientology is established in Los Angeles.
March 1 » Armed Puerto Rican nationalists attack the United States Capitol building, injuring five Representatives.
March 1 » Nuclear weapons testing: The Castle Bravo, a 15-megaton hydrogen bomb, is detonated on Bikini Atoll in the Pacific Ocean, resulting in the worst radioactive contamination ever caused by the United States.
April 22 » Red Scare: Witnesses begin testifying and live television coverage of the Army–McCarthy hearings begins.
April 26 » The Geneva Conference, an effort to restore peace in Indochina and Korea, begins.
December 2 » The Sino-American Mutual Defense Treaty, between the United States and Taiwan, is signed in Washington, D.C.
When copying data from this family tree, please include a reference to the origin: Christophe, "Arbre Chatelain", database, Genealogy Online (https://www.genealogieonline.nl/arbre-chatelain/I0003.php : accessed March 7, 2026), "Marcel Maurice MATTENET (1899-1954)".
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