April 2 » The United States Congress passes the Foraker Act, giving Puerto Rico limited self-rule.
May 1 » The Scofield Mine disaster kills over 200 men in Scofield, Utah in what is to date the fifth-worst mining accident in United States history.
July 2 » The first Zeppelin flight takes place on Lake Constance near Friedrichshafen, Germany.
July 29 » In Italy, King Umberto I of Italy is assassinated by the anarchist Gaetano Bresci.
October 19 » Max Planck discovers Planck's law of black-body radiation.
November 7 » Second Boer War: Battle of Leliefontein, a battle during which the Royal Canadian Dragoons win three Victoria Crosses.
Day of marriage August 5, 1920
The temperature on August 5, 1920 was between 10.2 °C and 18.0 °C and averaged 15.1 °C. There was 1.1 mm of rain. There was 0.1 hours of sunshine (1%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 17 » Alcohol Prohibition begins in the United States as the Volstead Act goes into effect.
March 28 » Palm Sunday tornado outbreak of 1920 affects the Great Lakes region and Deep South states.
October 30 » The Communist Party of Australia is founded in Sydney.
November 15 » First assembly of the League of Nations is held in Geneva, Switzerland.
November 21 » Irish War of Independence: In Dublin, 31 people are killed in what became known as "Bloody Sunday".
November 28 » Irish War of Independence: Kilmichael Ambush: The Irish Republican Army ambush a convoy of British Auxiliaries and kill seventeen.
Day of death January 21, 1966
The temperature on January 21, 1966 was between -1.7 °C and 2.1 °C and averaged 1.2 °C. There was 5.4 mm of rain during 7.0 hours. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
March 16 » Launch of Gemini 8, the 12th manned American space flight and first space docking with an Agena Target Vehicle.
June 13 » The United States Supreme Court rules in Miranda v. Arizona that the police must inform suspects of their rights before questioning them.
September 6 » Prime Minister Hendrik Verwoerd, the architect of apartheid, is stabbed to death in Cape Town, South Africa during a parliamentary meeting.
September 8 » The landmark American science fiction television series Star Trek premieres with its first-aired episode, "The Man Trap".
September 9 » The National Traffic and Motor Vehicle Safety Act is signed into law by U.S. President Lyndon B. Johnson.
October 5 » A reactor at the Enrico Fermi Nuclear Generating Station near Detroit suffers a partial meltdown.
When copying data from this family tree, please include a reference to the origin: Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I87772.php : accessed January 26, 2026), "Klaassiena Jager (1900-1966)".
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