The temperature on May 21, 1928 was between 6.6 °C and 15.5 °C and averaged 10.9 °C. There was 3.4 mm of rain. There was 1.2 hours of sunshine (8%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
March 12 » In California, the St. Francis Dam fails; the resulting floods kill 431 people.
June 4 » The President of the Republic of China, Zhang Zuolin, is assassinated by Japanese agents.
August 27 » The Kellogg–Briand Pact outlawing war is signed by fifteen nations. Ultimately sixty-one nations will sign it.
September 17 » The Okeechobee hurricane strikes southeastern Florida, killing more than 2,500 people.
October 1 » The Soviet Union introduces its first five-year plan.
November 1 » The Law on the Adoption and Implementation of the Turkish Alphabet, replaces the Arabic alphabet with the Latin alphabet.
Day of death May 22, 1967
The temperature on May 22, 1967 was between 8.4 °C and 17.3 °C and averaged 12.8 °C. There was 3.0 mm of rain during 2.6 hours. There was -0.1 hours of sunshine (0%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
January 14 » Counterculture of the 1960s: The Human Be-In takes place in San Francisco, California's Golden Gate Park, launching the Summer of Love.
April 29 » After refusing induction into the United States Army the previous day, Muhammad Ali is stripped of his boxing title.
May 24 » Egypt imposes a blockade and siege of the Red Sea coast of Israel.
May 27 » Australians vote in favor of a constitutional referendum granting the Australian government the power to make laws to benefit Indigenous Australians and to count them in the national census.
October 9 » A day after his capture, Ernesto "Che" Guevara is executed for attempting to incite a revolution in Bolivia.
November 2 » Vietnam War: US President Lyndon B. Johnson and "The Wise Men" conclude that the American people should be given more optimistic reports on the progress of the war.
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/I219307.php : accessed October 14, 2026), "Klaas Boersma (1928-1967)".
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