February 4 » The Philippine–American War begins with the Battle of Manila.
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.
March 6 » Bayer registers "Aspirin" as a trademark.
October 11 » The Second Boer War erupts in South Africa between the British-ruled Cape Colony, and the Boer-ruled Transvaal and Orange Free State.
November 28 » The Second Boer War: a British column is engaged by Boer forces at the Battle of Modder River; although the Boers withdraw, the British suffer heavy casualties.
Day of marriage November 27, 1935
The temperature on November 27, 1935 was between 2.3 °C and 8.7 °C and averaged 5.2 °C. There was 0.1 mm of rain during 0.1 hours. There was 2.6 hours of sunshine (31%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 28 » Iceland becomes the first Western country to legalize therapeutic abortion.
February 13 » A jury in Flemington, New Jersey finds Bruno Hauptmann guilty of the 1932 kidnapping and murder of the Lindbergh baby, the son of Charles Lindbergh.
June 10 » Chaco War ends: A truce is called between Bolivia and Paraguay who had been fighting since 1932.
June 25 » Colombia–Soviet Union relations are established.
September 15 » The Nuremberg Laws deprive German Jews of citizenship.
December 9 » The Downtown Athletic Club Trophy, later renamed the Heisman Trophy, is awarded for the first time. The winner is halfback Jay Berwanger of the University of Chicago.
Day of death December 13, 1960
The temperature on December 13, 1960 was between -0.4 °C and 2.4 °C and averaged 1.1 °C. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
January 9 » President of Egypt Gamal Abdel Nasser opens construction on the Aswan Dam by detonating ten tons of dynamite to demolish twenty tons of granite on the east bank of the Nile.
January 21 » Little Joe 1B, a Mercury spacecraft, lifts off from Wallops Island, Virginia with Miss Sam, a female rhesus monkey on board.
July 20 » Ceylon (now Sri Lanka) elects Sirimavo Bandaranaike Prime Minister, the world's first elected female head of government.
July 21 » Sirimavo Bandaranaike is elected Prime Minister of Sri Lanka, becoming the world's first female head of government
August 1 » Islamabad is declared the federal capital of the Government of Pakistan.
August 5 » Burkina Faso, then known as Upper Volta, becomes independent from France.
When copying data from this family tree, please include a reference to the origin: Hans Jansen, "Stambomen Hans Sentis", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-sentis/I18596.php : accessed February 16, 2026), "Jan Althoff (1899-1960)".
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