June 11 » The Hundred Days' Reform, a planned movement to reform social, political, and educational institutions in China, is started by the Guangxu Emperor, but is suspended by Empress Dowager Cixi after 104 days. (The failed reform led to the abolition of the Imperial examination in 1905.)
June 21 » The United States captures Guam from Spain. The few warning shots fired by the U.S. naval vessels are misinterpreted as salutes by the Spanish garrison, which was unaware that the two nations were at war.
July 7 » US President William McKinley signs the Newlands Resolution annexing Hawaii as a territory of the United States.
August 11 » Spanish–American War: American troops enter the city of Mayagüez, Puerto Rico.
November 5 » Negrese nationalists revolt against Spanish rule and establish the short-lived Republic of Negros.
December 26 » Marie and Pierre Curie announce the isolation of radium.
Day of marriage October 13, 1921
The temperature on October 13, 1921 was between 7.7 °C and 18.4 °C and averaged 12.7 °C. There was 0.1 mm of rain. There was 3.3 hours of sunshine (30%). The average windspeed was 1 Bft (weak wind) 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.
February 12 » Bolsheviks launch a revolt in Georgia as a preliminary to the Red Army invasion of Georgia.
June 30 » U.S. President Warren G. Harding appoints former President William Howard Taft as Chief Justice of the United States.
July 11 » Former president of the United States William Howard Taft is sworn in as 10th chief justice of the U.S. Supreme Court, becoming the only person ever to hold both offices.
July 27 » Researchers at the University of Toronto, led by biochemist Frederick Banting, prove that the hormone insulin regulates blood sugar.
September 21 » A storage silo in Oppau, Germany, explodes, killing 500–600 people.
October 29 » United States: Second trial of Sacco and Vanzetti in Boston, Massachusetts.
Day of death September 3, 1927
The temperature on September 3, 1927 was between 14.9 °C and 19.4 °C and averaged 16.8 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
January 7 » The first transatlantic telephone service is established from New York City to London.
February 23 » German theoretical physicist Werner Heisenberg writes a letter to fellow physicist Wolfgang Pauli, in which he describes his uncertainty principle for the first time.
April 14 » The first Volvo car premieres in Gothenburg, Sweden.
May 8 » Attempting to make the first non-stop transatlantic flight from Paris to New York, French war heroes Charles Nungesser and François Coli disappear after taking off aboard The White Bird biplane.
July 4 » First flight of the Lockheed Vega.
August 1 » The Nanchang Uprising marks the first significant battle in the Chinese Civil War between the Kuomintang and Chinese Communist Party. This day is commemorated as the anniversary of the founding of the People's Liberation Army.
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/I43443.php : accessed October 5, 2026), "Trijntje Hamstra (1898-1927)".
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