In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
January 17 » Lorrin A. Thurston, along with the Citizens' Committee of Public Safety, led the Overthrow of the Kingdom of Hawaii and the government of Queen Liliʻuokalani.
June 20 » Lizzie Borden is acquitted of the murders of her father and stepmother.
July 9 » Daniel Hale Williams, American heart surgeon, performs the first successful open-heart surgery in United States without anesthesia.
July 11 » The first cultured pearl is obtained by Kōkichi Mikimoto.
September 16 » Settlers make a land run for prime land in the Cherokee Strip in Oklahoma.
November 7 » Women's suffrage: Women in the U.S. state of Colorado are granted the right to vote, the second state to do so.
Day of death December 10, 1969
The temperature on December 10, 1969 was between -9.5 °C and -3.3 °C and averaged -6.5 °C. There was 6.2 hours of sunshine (79%). The almost cloudless was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
January 19 » Student Jan Palach dies after setting himself on fire three days earlier in Prague's Wenceslas Square to protest about the invasion of Czechoslovakia by the Soviet Union in 1968. His funeral turns into another major protest.
March 25 » During their honeymoon, John Lennon and Yoko Ono hold their first Bed-In for Peace at the Amsterdam Hilton Hotel (until March 31).
April 5 » Vietnam War: Massive antiwar demonstrations occur in many U.S. cities.
June 23 » IBM announces that effective January 1970 it will price its software and services separately from hardware thus creating the modern software industry.
August 11 » The Apollo 11 astronauts are released from a three-week quarantine following their liftoff from the moon.
November 3 » Vietnam War: U.S. President Richard M. Nixon addresses the nation on television and radio, asking the "silent majority" to join him in solidarity on the Vietnam War effort and to support his policies.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I6819.php : accessed January 21, 2026), "Helene Marie "Helen Mona" (Helene Marie, "Helen Mona") Dreyer (1893-1969)".
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