The temperature on June 17, 1956 was between 9.9 °C and 16.7 °C and averaged 12.7 °C. There was 8.0 mm of rain during 7.8 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 east-southeast. Source: KNMI
January 1 » Sudan achieves independence from Egypt and the United Kingdom.
May 1 » A doctor in Japan reports an "epidemic of an unknown disease of the central nervous system", marking the official discovery of Minamata disease.
June 28 » in Poznań, workers from HCP factory go to the streets, sparking one of the first major protests against communist government both in Poland and Europe.
July 9 » The 7.7 Mw Amorgos earthquake shakes the Cyclades island group in the Aegean Sea with a maximum Mercalli intensity of IX (Violent). The shaking and the destructive tsunami that followed left fifty-three people dead. A damaging M7.2 aftershock occurred minutes after the mainshock.
July 16 » Ringling Bros. and Barnum & Bailey Circus closes its last "Big Tent" show in Pittsburgh, Pennsylvania; due to changing economics, all subsequent circus shows will be held in arenas.
October 30 » Hungarian Revolution: The government recognizes the new workers' councils. Army officer Béla Király leads an attack on the Communist Party headquarters.
When copying data from this family tree, please include a reference to the origin: Charles Olson, "Olson's Tree", database, Genealogy Online (https://www.genealogieonline.nl/olsons-tree/P5574.php : accessed January 3, 2026), "Vanderbilt Webb (1891-1956)".
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