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.
May 24 » Second Boer War: The United Kingdom annexes the Orange Free State.
June 14 » Hawaii becomes a United States territory.
June 21 » Boxer Rebellion. China formally declares war on the United States, Britain, Germany, France and Japan, as an edict issued from the Empress Dowager Cixi.
July 9 » The Federation of Australia is given royal assent.
August 3 » The Firestone Tire and Rubber Company is founded.
Day of marriage May 12, 1928
The temperature on May 12, 1928 was between 2.1 °C and 12.3 °C and averaged 8.3 °C. There was 1.0 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
March 12 » In California, the St. Francis Dam fails; the resulting floods kill 431 people.
April 12 » The Bremen, a German Junkers W 33 type aircraft, takes off for the first successful transatlantic aeroplane flight from east to west.
May 3 » The Jinan incident begins with the deaths of twelve Japanese civilians by Chinese forces in Jinan, China, which leads to Japanese retaliation and the deaths of over 2,000 Chinese civilians in the following days.
May 15 » Walt Disney character Mickey Mouse premieres in his first cartoon, "Plane Crazy".
June 9 » Charles Kingsford Smith completes the first trans-Pacific flight in a Fokker Trimotor monoplane, the Southern Cross.
October 10 » Chiang Kai-shek becomes Chairman of the Republic of China.
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/I136959.php : accessed October 17, 2026), "Tjeerd van der Kooy (1900-)".
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