February 23 » Émile Zola is imprisoned in France after writing J'Accuse…!, a letter accusing the French government of antisemitism and wrongfully imprisoning Captain Alfred Dreyfus.
July 7 » US President William McKinley signs the Newlands Resolution annexing Hawaii as a territory of the United States.
August 13 » Spanish–American War: Spanish and American forces engage in a mock battle for Manila, after which the Spanish commander surrendered in order to keep the city out of Filipino rebel hands.
August 25 » Seven hundred Greek civilians, 17 British guards and the British Consul of Crete are killed by a Turkish mob in Heraklion, Greece.
October 1 » The Vienna University of Economics and Business Administration is founded under the name k.u.k. Exportakademie.
October 6 » Phi Mu Alpha Sinfonia, the largest American music fraternity, is founded at the New England Conservatory of Music.
Day of death August 21, 1969
The temperature on August 21, 1969 was between 11.6 °C and 18.0 °C and averaged 14.3 °C. There was 6.6 mm of rain during 2.7 hours. There was 6.6 hours of sunshine (46%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
March 2 » In Toulouse, France, the first test flight of the Anglo-French Concorde is conducted.
June 23 » IBM announces that effective January 1970 it will price its software and services separately from hardware thus creating the modern software industry.
July 20 » Apollo program: Apollo 11's crew successfully makes the first manned landing on the Moon in the Sea of Tranquility. Americans Neil Armstrong and Buzz Aldrin become the first humans to walk on the Moon six and a half hours later.
August 11 » The Apollo 11 astronauts are released from a three-week quarantine following their liftoff from the moon.
November 20 » Occupation of Alcatraz: Native American activists seize control of Alcatraz Island until being ousted by the U.S. Government on June 11, 1971.
December 17 » Project Blue Book: The United States Air Force closes its study of UFOs.
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/I208647.php : accessed October 17, 2026), "Maaike Poelstra (1898-1969)".
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