March 6 » Bayer registers "Aspirin" as a trademark.
March 31 » Malolos, capital of the First Philippine Republic, is captured by American forces.
May 30 » Pearl Hart, a female outlaw of the Old West, robs a stage coach 30 miles southeast of Globe, Arizona.
July 26 » Ulises Heureaux, the 27th President of the Dominican Republic, is assassinated.
September 13 » Henry Bliss is the first person in the United States to be killed in an automobile accident.
December 11 » Second Boer War: In the Battle of Magersfontein the Boers commanded by general Piet Cronjé inflict a defeat on the forces of the British Empire commanded by Lord Methuen trying to relieve the Siege of Kimberley.
Day of marriage April 30, 1927
The temperature on April 30, 1927 was between 0.9 °C and 11.9 °C and averaged 6.2 °C. There was 9.1 hours of sunshine (61%). 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.
May 18 » The Bath School disaster: Forty-five people, including many children, are killed by bombs planted by a disgruntled school-board member in Michigan.
June 26 » The Cyclone roller coaster opens on Coney Island.
September 22 » Jack Dempsey loses the "Long Count" boxing match to Gene Tunney.
November 13 » The Holland Tunnel opens to traffic as the first Hudson River vehicle tunnel linking New Jersey to New York City.
December 8 » The Brookings Institution, one of the United States' oldest think tanks, is founded through the merger of three organizations that had been created by philanthropist Robert S. Brookings.
Day of death September 20, 1980
The temperature on September 20, 1980 was between 16.0 °C and 25.0 °C and averaged 19.4 °C. There was 9.8 hours of sunshine (79%). The almost cloudless was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
January 7 » U.S. President Jimmy Carter authorizes legislation giving $1.5 billion in loans to bail out the Chrysler Corporation.
January 26 » Egypt–Israel relations are formally established.
January 27 » Through cooperation between the U.S. and Canadian governments, six American diplomats secretly escape hostilities in Iran in the culmination of the Canadian Caper.
March 27 » The Norwegian oil platform Alexander L. Kielland collapses in the North Sea, killing 123 of its crew of 212.
September 1 » Major General Chun Doo-hwan becomes President of South Korea, following the resignation of Choi Kyu-hah.
December 11 » The Comprehensive Environmental Response, Compensation, and Liability Act (Superfund) is enacted by the U.S. Congress.
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/I212060.php : accessed October 19, 2026), "Klaas Woltha (1899-1980)".
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