The temperature on June 16, 1920 was between 11.7 °C and 25.3 °C and averaged 19.2 °C. There was 14.0 hours of sunshine (84%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 28 » Palm Sunday tornado outbreak of 1920 affects the Great Lakes region and Deep South states.
May 7 » Treaty of Moscow: Soviet Russia recognizes the independence of the Democratic Republic of Georgia only to invade the country six months later.
June 4 » Hungary loses 71% of its territory and 63% of its population when the Treaty of Trianon is signed in Paris.
June 11 » During the U.S. Republican National Convention in Chicago, U.S. Republican Party leaders gathered in a room at the Blackstone Hotel to come to a consensus on their candidate for the U.S. presidential election, leading the Associated Press to coin the political phrase "smoke-filled room".
July 15 » The Polish Parliament establishes Silesian Voivodeship before the Polish-German plebiscite.
August 31 » Polish–Soviet War: A decisive Polish victory in the Battle of Komarów.
Day of death November 14, 1956
The temperature on November 14, 1956 was between 5.0 °C and 7.1 °C and averaged 6.0 °C. There was 4.9 mm of rain during 7.6 hours. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 8 » Operation Auca: Five U.S. missionaries are killed by the Huaorani of Ecuador shortly after making contact with them.
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.
June 5 » Elvis Presley introduces his new single, "Hound Dog", on The Milton Berle Show, scandalizing the audience with his suggestive hip movements.
October 17 » Bobby Fischer defeats Donald Byrne in the chess Game of the Century.
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.
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/I12732.php : accessed January 29, 2026), "Helena Maria Christina Dreyer (1920-1956)".
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