The temperature on January 20, 1912 was between -2.3 °C and 7.0 °C and averaged 0.3 °C. There was 6.7 hours of sunshine (79%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
January 5 » The 6th All-Russian Conference of the Russian Social Democratic Labour Party (Prague Party Conference) opens. In the course of the conference, Vladimir Lenin and his supporters break from the rest of the party to form the Bolshevik movement.
February 12 » The Xuantong Emperor, the last Emperor of China, abdicates.
September 25 » Columbia University Graduate School of Journalism is founded in New York City.
November 5 » Woodrow Wilson is elected the 28th President of the United States, defeating incumbent William Howard Taft.
November 27 » Spain declares a protectorate over the north shore of Morocco.
December 6 » The Nefertiti Bust is discovered.
Day of marriage October 29, 1936
The temperature on October 29, 1936 was between 2.6 °C and 13.4 °C and averaged 7.5 °C. There was 5.9 hours of sunshine (60%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
May 9 » Italy formally annexes Ethiopia after taking the capital Addis Ababa on May 5.
May 21 » Sada Abe is arrested after wandering the streets of Tokyo for days with her dead lover's severed genitals in her handbag. Her story soon becomes one of Japan's most notorious scandals.
June 15 » First flight of the Vickers Wellington bomber.
July 18 » On the Spanish mainland, a faction of the army supported by fascists, rises up against the Second Spanish Republic in a coup d'état starting the 3-year-long Civil War, resulting in the longest dictatorship in modern European history.
August 9 » Summer Olympic Games: Games of the XI Olympiad: Jesse Owens wins his fourth gold medal at the games.
November 23 » Life magazine is reborn as a photo magazine and enjoys instant success.
Day of death May 31, 1966
The temperature on May 31, 1966 was between 5.7 °C and 14.6 °C and averaged 10.9 °C. There was 0.5 mm of rain during 1.8 hours. There was 2.3 hours of sunshine (14%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Dirk Zwinderman, "Family tree Zwinderman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-zwinderman/I5513.php : accessed December 24, 2025), "Trientje Zwier (1912-1966)".
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