The temperature on July 16, 1957 was between 9.9 °C and 19.6 °C and averaged 14.5 °C. There was 14.1 mm of rain during 2.4 hours. There was 6.1 hours of sunshine (37%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west. Source: KNMI
January 11 » The African Convention is founded in Dakar, Senegal.
January 31 » Eight people (5 total crew from 2 aircraft and 3 on the ground) in Pacoima, California are killed following the mid-air collision between a Douglas DC-7 airliner and a Northrop F-89 Scorpion fighter jet.
February 18 » Walter James Bolton becomes the last person legally executed in New Zealand.
February 22 » Ngô Đình Diệm of South Vietnam survives a communist shooting assassination attempt in Buôn Ma Thuột.
April 9 » The Suez Canal in Egypt is cleared and opens to shipping following the Suez Crisis.
July 26 » Carlos Castillo Armas, dictator of Guatemala, is assassinated.
When copying data from this family tree, please include a reference to the origin: Maryna Zhubryk, "Olga's tree", database, Genealogy Online (https://www.genealogieonline.nl/olgas-tree/I17.php : accessed February 3, 2026), "Владимир Иванович Полищук (1957-2021)".
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