The temperature on August 17, 1957 was between 14.2 °C and 18.7 °C and averaged 15.4 °C. There was 9.1 mm of rain during 4.7 hours. There was 0.2 hours of sunshine (1%). The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
February 18 » Kenyan rebel leader Dedan Kimathi is executed by the British colonial government.
March 25 » The European Economic Community is established with West Germany, France, Italy, Belgium, Netherlands and Luxembourg as the first members.
May 1 » Thirty-four people are killed when a Vickers Viking airliner crashes in Hampshire, England.
June 10 » John Diefenbaker leads the Progressive Conservative Party of Canada to a stunning upset in the 1957 Canadian federal election, ending 22 years of Liberal Party government.
June 24 » In Roth v. United States, the U.S. Supreme Court rules that obscenity is not protected by the First Amendment.
July 29 » The International Atomic Energy Agency is established.
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/I17092.php : accessed February 24, 2026), "Gerhardus Swanepoel (1888-1957)".
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