April 25 » Spanish–American War: The United States declares war on Spain.
June 27 » The first solo circumnavigation of the globe is completed by Joshua Slocum from Briar Island, Nova Scotia.
August 23 » The Southern Cross Expedition, the first British venture of the Heroic Age of Antarctic Exploration, departs from London.
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 6 » Phi Mu Alpha Sinfonia, the largest American music fraternity, is founded at the New England Conservatory of Music.
December 18 » Gaston de Chasseloup-Laubat sets the first officially recognized land speed record of 39.245mph (63.159km/h) in a Jeantaud electric car.
Day of death June 11, 1969
The temperature on June 11, 1969 was between 12.1 °C and 24.8 °C and averaged 18.5 °C. There was 14.3 hours of sunshine (86%). The almost cloudless was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
January 12 » The New York Jets of the American Football League defeat the Baltimore Colts of the National Football League to win Super Bowl III in what is considered to be one of the greatest upsets in sports history.
April 4 » Dr. Denton Cooley implants the first temporary artificial heart.
April 22 » The formation of the Communist Party of India (Marxist-Leninist) is announced at a mass rally in Calcutta.
May 16 » Venera program: Venera 5, a Soviet space probe, lands on Venus.
October 17 » The Caravaggio painting Nativity with St. Francis and St. Lawrence is stolen from the Oratory of Saint Lawrence in Palermo.
November 17 » Cold War: Negotiators from the Soviet Union and the United States meet in Helsinki, Finland to begin SALT I negotiations aimed at limiting the number of strategic weapons on both sides.
When copying data from this family tree, please include a reference to the origin: Jan Nieuwenhuizen, "Family tree Nieuwenhuizen-Van Ginkel en De Kruijf-Grootendorst", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-nieuwenhuizen-van-ginkel-de-kruijf-grootendorst/I403.php : accessed May 10, 2025), "Willem Posthouwer (1898-1969)".
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