January 10 » The first great Texas oil gusher is discovered at Spindletop in Beaumont, Texas.
May 9 » Australia opens its first national parliament in Melbourne.
June 17 » The College Board introduces its first standardized test, the forerunner to the SAT.
August 21 » Six hundred American school teachers, Thomasites, arrived in Manila on the USAT Thomas.
November 13 » The 1901 Caister lifeboat disaster.
December 10 » The first Nobel Prize ceremony is held in Stockholm on the fifth anniversary of Alfred Nobel's death.
Day of marriage May 21, 1931
The temperature on May 21, 1931 was between 7.4 °C and 18.3 °C and averaged 12.8 °C. There was 1.0 mm of rain during 0.6 hours. There was 8.7 hours of sunshine (55%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
March 11 » Ready for Labour and Defence of the USSR, abbreviated as GTO, is introduced in the Soviet Union.
March 26 » Ho Chi Minh Communist Youth Union is founded in Vietnam.
May 7 » The stand-off between criminal Francis Crowley and 300 members of the New York Police Department takes place in his fifth-floor apartment on West 91st Street, New York City.
July 1 » Wiley Post and Harold Gatty become the first people to circumnavigate the globe in a single-engined monoplane aircraft.
August 24 » Resignation of the United Kingdom's Second Labour Government. Formation of the UK National Government.
October 1 » Clara Campoamor persuades the Constituent Cortes to enfranchise women in Spain's new constitution.
Day of death November 21, 1956
The temperature on November 21, 1956 was between -4.4 °C and 3.4 °C and averaged -1.0 °C. There was 7.5 hours of sunshine (88%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
January 1 » Sudan achieves independence from Egypt and the United Kingdom.
March 1 » The International Air Transport Association finalizes a draft of the Radiotelephony spelling alphabet for the International Civil Aviation Organization.
March 9 » Soviet forces suppress mass demonstrations in the Georgian SSR, reacting to Nikita Khrushchev's de-Stalinization policy.
October 29 » Suez Crisis begins: Israeli forces invade the Sinai Peninsula and push Egyptian forces back toward the Suez Canal.
October 31 » Hungarian Revolution of 1956: A Revolutionary Headquarters is established in Hungary. Following Imre Nagy's announcement of October 30, banned non-Communist political parties are reformed, and the MDP is replaced by the MSZMP. József Mindszenty is released from prison. The Soviet Politburo makes the decision to crush the Revolution.
December 31 » The Romanian Television network begins its first broadcast in Bucharest.
When copying data from this family tree, please include a reference to the origin: Elly Gelderman, "Family tree Gelderman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-gelderman/I12346.php : accessed February 20, 2026), "Rinske Broersma (1901-1956)".
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