The temperature on June 21, 1956 was between 8.3 °C and 15.6 °C and averaged 12.1 °C. There was 7.0 hours of sunshine (42%). The partly or heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
April 30 » Former Vice President and Democratic Senator Alben Barkley dies during a speech in Virginia.
May 1 » The polio vaccine developed by Jonas Salk is made available to the public.
July 30 » A joint resolution of the U.S. Congress is signed by President Dwight D. Eisenhower, authorizing In God We Trust as the U.S. national motto.
October 17 » The first commercial nuclear power station is officially opened by Queen Elizabeth II in Sellafield, England.
October 29 » Suez Crisis begins: Israeli forces invade the Sinai Peninsula and push Egyptian forces back toward the Suez Canal.
November 3 » Hungarian Revolution: A new Hungarian government is formed, in which many members of banned non-Communist parties participate. During negotiations on Tököl Island ostensibly on Soviet troop withdrawal, the KGB arrests Pál Maléter and other Hungarian Revolutionary commanders, effectively decapitating the Revolution's military leadership. János Kádár and Ferenc Münnich form a counter-government in Moscow as Soviet troops ready for the final assault.
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/I75490.php : accessed September 27, 2026), "Geertje Boonstra (± 1896-1956)".
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