March 4 » The longest bridge in Great Britain, the Forth Bridge in Scotland, measuring 1,710 feet (520m) long, is opened by the Duke of Rothesay, later King Edward VII.
April 14 » The Pan-American Union is founded by the First International Conference of American States in Washington, D.C.
July 1 » Canada and Bermuda are linked by telegraph cable.
July 26 » In Buenos Aires, Argentina the Revolución del Parque takes place, forcing President Miguel Ángel Juárez Celman's resignation.
November 4 » City and South London Railway: London's first deep-level tube railway opens between King William Street and Stockwell.
December 29 » Wounded Knee Massacre on Pine Ridge Indian Reservation, 300 Lakota are killed by the United States 7th Cavalry Regiment.
Day of marriage October 20, 1910
The temperature on October 20, 1910 was between 6.8 °C and 12.6 °C and averaged 9.6 °C. There was 2.4 mm of rain. There was 4.5 hours of sunshine (43%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
January 15 » Construction ends on the Buffalo Bill Dam in Wyoming, United States, which was the highest dam in the world at the time, at 325ft (99m).
July 4 » The Johnson–Jeffries riots occur after African-American boxer Jack Johnson knocks out white boxer Jim Jeffries in the 15th round. Between 11 and 26 people are killed and hundreds more injured.
July 15 » In his book Clinical Psychiatry, Emil Kraepelin gives a name to Alzheimer's disease, naming it after his colleague Alois Alzheimer.
July 16 » John Robertson Duigan makes the first flight of the Duigan pusher biplane, the first aircraft built in Australia.
August 29 » The Japan–Korea Treaty of 1910, also known as the Japan–Korea Annexation Treaty, becomes effective, officially starting the period of Japanese rule in Korea.
November 20 » Mexican Revolution: Francisco I. Madero issues the Plan de San Luis Potosí, denouncing Mexican President Porfirio Díaz, calling for a revolution to overthrow the government of Mexico, effectively starting the Mexican Revolution.
Day of death January 16, 1967
The temperature on January 16, 1967 was between 0.7 °C and 4.8 °C and averaged 3.3 °C. The heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south east. Source: KNMI
January 6 » Vietnam War: United States Marine Corps and ARVN troops launch "Operation Deckhouse Five" in the Mekong River delta.
January 18 » Albert DeSalvo, the "Boston Strangler", is convicted of numerous crimes and is sentenced to life imprisonment.
January 27 » Cold War: The Soviet Union, the United States, and the United Kingdom sign the Outer Space Treaty in Washington, D.C., banning deployment of nuclear weapons in space, and limiting use of the Moon and other celestial bodies to peaceful purposes.
April 14 » Gnassingbé Eyadéma overthrows President of Togo Nicolas Grunitzky and installs himself as the new president, a title he would hold for the next 38 years.
October 4 » Omar Ali Saifuddien III of Brunei abdicates in favour of his son.
December 6 » Adrian Kantrowitz performs the first human heart transplant in the United States.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I77471.php : accessed October 10, 2026), "Siebe Boomsma (1890-1967)".
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