The temperature on January 5, 1963 was between 0.2 °C and 2.2 °C and averaged 1.1 °C. There was 0.1 mm of rain. The almost completely overcast was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
April 10 » One hundred twenty-nine American sailors die when the submarine USSThresher sinks at sea.
May 3 » The police force in Birmingham, Alabama switches tactics and responds with violent force to stop the "Birmingham campaign" protesters. Images of the violent suppression are transmitted worldwide, bringing new-found attention to the civil rights movement.
June 12 » NAACP field secretary Medgar Evers is murdered in front of his home in Jackson, Mississippi by Ku Klux Klan member Byron De La Beckwith during the civil rights movement.
June 16 » In an attempt to resolve the Buddhist crisis in South Vietnam, a Joint Communique was signed between President Ngo Dinh Diem and Buddhist leaders.
October 10 » France cedes control of the Bizerte naval base to Tunisia.
October 10 » The Partial Nuclear Test Ban Treaty comes into effect.
When copying data from this family tree, please include a reference to the origin: Dirk Knoeff, "Family tree Knoeff", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-knoeff/I48.php : accessed January 25, 2026), "Johannes Martinus Knoeff (1963-2023)".
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