January 31 » Czechoslav Trade Union Association is founded in Prague.
April 18 » The Greco-Turkish War is declared between Greece and the Ottoman Empire.
May 26 » Dracula, a Gothic horror novel by Irish author Bram Stoker, is published.
July 11 » Salomon August Andrée leaves Spitsbergen to attempt to reach the North Pole by balloon. He later crashes and dies.
September 11 » After months of pursuit, generals of Menelik II of Ethiopia capture Gaki Sherocho, the last king of Kaffa, bringing an end to that ancient kingdom.
December 9 » Activist Marguerite Durand founds the feminist daily newspaper La Fronde in Paris.
Day of marriage March 12, 1921
The temperature on March 12, 1921 was between 2.9 °C and 16.4 °C and averaged 9.0 °C. There was 9.2 hours of sunshine (79%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-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.
February 15 » Kingdom of Romania establishes its legation in Helsinki.
March 8 » Spanish Prime Minister Eduardo Dato Iradier is assassinated while exiting the parliament building in Madrid.
March 20 » The Upper Silesia plebiscite was a plebiscite mandated by the Versailles Treaty to determine a section of the border between Weimar Germany and Poland.
June 15 » Bessie Coleman earns her pilot's license, becoming the first female pilot of African-American descent.
July 27 » Researchers at the University of Toronto, led by biochemist Frederick Banting, prove that the hormone insulin regulates blood sugar.
October 19 » The Portuguese Prime Minister and several officials are murdered in the Bloody Night coup.
Day of death April 30, 1955
The temperature on April 30, 1955 was between 10.9 °C and 19.7 °C and averaged 14.9 °C. There was 9.6 mm of rain during 1.9 hours. There was 8.8 hours of sunshine (59%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
May 5 » The General Treaty, by which France, Britain and the United States recognize the sovereignty of West Germany, comes into effect.
May 25 » First ascent of Mount Kangchenjunga: A British expedition led by Charles Evans, Joe Brown and George Band reaches the summit of the third-highest mountain in the world (8,586 meters); Norman Hardie and Tony Streather join them the following day.
June 2 » The USSR and Yugoslavia sign the Belgrade declaration and thus normalize relations between both countries, discontinued since 1948.
August 17 » Hurricane Diane made landfall near Wilmington, North Carolina, and it went on to cause major floods and kill more than 184 people.
September 16 » The military coup to unseat President Juan Perón of Argentina is launched at midnight.
November 1 » The bombing of United Airlines Flight 629 occurs near Longmont, Colorado, killing all 39 passengers and five crew members aboard the Douglas DC-6B airliner.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I494896.php : accessed March 12, 2026), "Rinskje van der Kooi (1897-1955)".
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