February 1 » La bohème premieres in Turin at the Teatro Regio (Turin), conducted by the young Arturo Toscanini.
March 1 » Henri Becquerel discovers radioactive decay.
April 6 » In Athens, the opening of the first modern Olympic Games is celebrated, 1,500 years after the original games are banned by Roman emperor Theodosius I.
August 27 » Anglo-Zanzibar War: The shortest war in world history (09:02 to 09:40), between the United Kingdom and Zanzibar.
December 10 » Alfred Jarry's Ubu Roi premieres in Paris. A riot breaks out at the end of the performance.
December 30 » Canadian ice hockey player Ernie McLea scores the first hat-trick in Stanley Cup play, and the Cup-winning goal as the Montreal Victorias defeat the Winnipeg Victorias 6–5.
Day of marriage April 20, 1922
The temperature on April 20, 1922 was between 0.1 °C and 12.5 °C and averaged 6.8 °C. There was 10.7 hours of sunshine (75%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. 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.
In The Netherlands , there was from September 19, 1922 to August 4, 1925 the cabinet Ruys de Beerenbrouck II, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 11 » First use of insulin to treat diabetes in a human patient.
January 28 » Knickerbocker Storm, Washington D.C.'s biggest snowfall, causes the city's greatest loss of life when the roof of the Knickerbocker Theatre collapses.
April 16 » The Treaty of Rapallo, pursuant to which Germany and the Soviet Union re-establish diplomatic relations, is signed.
July 11 » The Hollywood Bowl opens.
September 27 » King Constantine I of Greece abdicates his throne in favor of his eldest son, George II.
September 30 » The University of Alabama opens the American football season with a 110–0 victory over the Marion Military Institute, which still stands as Alabama's record for largest margin of victory and as their only 100 point game.
Day of death March 12, 1978
The temperature on March 12, 1978 was between 7.8 °C and 13.0 °C and averaged 10.1 °C. There was 6.0 mm of rain during 4.4 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
February 13 » Hilton bombing: a bomb explodes in a refuse truck outside the Hilton Hotel in Sydney, Australia, killing two refuse collectors and a policeman.
April 27 » The Saur Revolution begins in Afghanistan, ending the following morning with the murder of Afghan President Mohammed Daoud Khan and the establishment of the Democratic Republic of Afghanistan.
October 8 » Australia's Ken Warby sets the current world water speed record of 317.60mph at Blowering Dam, Australia.
October 16 » Pope John Paul II becomes the first non-Italian pontiff since 1523.
November 27 » In San Francisco, city mayor George Moscone and openly gay city supervisor Harvey Milk are assassinated by former supervisor Dan White.
November 27 » The Kurdistan Workers' Party (PKK) is founded in the city of Riha (Urfa) in Turkey.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I208719.php : accessed October 20, 2026), "Rikstje Sikkema (1896-1978)".
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