January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
April 2 » The United States Congress passes the Foraker Act, giving Puerto Rico limited self-rule.
May 23 » American Civil War: Sergeant William Harvey Carney is awarded the Medal of Honor for his heroism in the Assault on the Battery Wagner in 1863.
July 2 » Jean Sibelius' Finlandia receives its première performance in Helsinki with the Helsinki Philharmonic Society conducted by Robert Kajanus.
August 16 » The Battle of Elands River during the Second Boer War ends after a 13-day siege is lifted by the British. The battle had begun when a force of between 2,000 and 3,000 Boers had surrounded a force of 500 Australians, Rhodesians, Canadians and British soldiers at a supply dump at Brakfontein Drift.
September 13 » Filipino insurgents defeat a small American column in the Battle of Pulang Lupa, during the Philippine–American War.
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 14 » The Bremen, a German Junkers W 33 type aircraft, reaches Greenly Island, Canada - the first successful transatlantic aeroplane flight from east to west.
June 9 » Charles Kingsford Smith completes the first trans-Pacific flight in a Fokker Trimotor monoplane, the Southern Cross.
November 15 » The RNLI lifeboat Mary Stanford capsized in Rye Harbour with the loss of the entire 17-man crew.
November 18 » Release of the animated short Steamboat Willie, the first fully synchronized sound cartoon, directed by Walt Disney and Ub Iwerks, featuring the third appearances of cartoon characters Mickey Mouse and Minnie Mouse. This is considered by the Disney corporation to be Mickey's birthday.
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 20, 2026), "Tjeerd van der Kooy (1900-)".
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