January 23 » Second Boer War: The Battle of Spion Kop between the forces of the South African Republic and the Orange Free State and British forces ends in a British defeat.
February 28 » The Second Boer War: The 118-day "Siege of Ladysmith" is lifted.
March 18 » AFC Ajax Amsterdam, The Netherlands's biggest and most successful football club, was founded.
May 23 » American Civil War: Sergeant William Harvey Carney is awarded the Medal of Honor for his heroism in the Assault on the Battery Wagner in 1863.
June 14 » Hawaii becomes a United States territory.
August 16 » The Battle of Elands River during the Second Boer War ends after a 13-day siege is lifted by the British. The battle had begun when a force of between 2,000 and 3,000 Boers had surrounded a force of 500 Australians, Rhodesians, Canadians and British soldiers at a supply dump at Brakfontein Drift.
Day of death October 11, 1967
The temperature on October 11, 1967 was between 10.7 °C and 16.1 °C and averaged 13.9 °C. There was 0.1 mm of rain during 0.7 hours. There was 0.2 hours of sunshine (2%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
January 29 » The "ultimate high" of the hippie era, the Mantra-Rock Dance, takes place in San Francisco and features Janis Joplin, Grateful Dead, and Allen Ginsberg.
February 4 » Lunar Orbiter program: Lunar Orbiter 3 lifts off from Cape Canaveral's Launch Complex 13 on its mission to identify possible landing sites for the Surveyor and Apollo spacecraft.
February 13 » American researchers discover the Madrid Codices by Leonardo da Vinci in the National Library of Spain.
March 6 » Cold War: Joseph Stalin's daughter Svetlana Alliluyeva defects to the United States.
April 27 » Expo 67 officially opens in Montreal, Quebec, Canada with a large opening ceremony broadcast around the world. It opens to the public the next day.
October 10 » The Outer Space Treaty comes into force.
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/I170290.php : accessed February 12, 2026), "Ietje Boorsma (1900-1967)".
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