February 14 » Voting machines are approved by the U.S. Congress for use in federal elections.
March 6 » Bayer registers "Aspirin" as a trademark.
September 13 » Henry Bliss is the first person in the United States to be killed in an automobile accident.
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.
December 2 » Philippine–American War: The Battle of Tirad Pass, termed "The Filipino Thermopylae", is fought.
Day of marriage May 11, 1928
The temperature on May 11, 1928 was between -2.0 °C and 13.0 °C and averaged 5.7 °C. There was 7.9 hours of sunshine (51%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
January 1 » Boris Bazhanov defects through Iran. He is the only assistant of Joseph Stalin's secretariat to have defected from the Eastern Bloc.
January 31 » Leon Trotsky is exiled to Alma-Ata.
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.
June 4 » The President of the Republic of China, Zhang Zuolin, is assassinated by Japanese agents.
October 22 » Phi Sigma Alpha fraternity is founded at the University of Puerto Rico.
November 12 » SSVestris sinks approximately 200 miles (320km) off Hampton Roads, Virginia, killing at least 110 passengers, mostly women and children who die after the vessel is abandoned.
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/I136469.php : accessed October 14, 2026), "Lammert Schouwstra (1899-????)".
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