The temperature on April 4, 1956 was between -0.9 °C and 7.3 °C and averaged 3.6 °C. There was 0.8 mm of rain during 0.7 hours. There was 7.3 hours of sunshine (56%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
February 20 » The United States Merchant Marine Academy becomes a permanent Service Academy.
April 5 » Cuban Revolution: Fidel Castro declares himself at war with Cuban President Fulgencio Batista.
May 1 » The polio vaccine developed by Jonas Salk is made available to the public.
July 13 » The Dartmouth workshop is the first conference on artificial intelligence.
November 7 » Hungarian Revolution: János Kádár returns to Budapest in a Soviet armored convoy, officially taking office as the next Hungarian leader. By this point, most armed resistance has been defeated.
December 19 » Irish-born physician John Bodkin Adams is arrested in connection with the suspicious deaths of more than 160 patients. Eventually he is convicted only of minor charges.
When copying data from this family tree, please include a reference to the origin: Yvonne Luberti, "Familie van Kampen Hilversum", database, Genealogy Online (https://www.genealogieonline.nl/familie-van-kampen-hilversum/I93.php : accessed June 8, 2024), "Jannetje van Kampen (1917-1956)".
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