The temperature on July 22, 1917 was between 8.2 °C and 21.7 °C and averaged 15.3 °C. There was 13.6 hours of sunshine (85%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
February 5 » The current constitution of Mexico is adopted, establishing a federal republic with powers separated into independent executive, legislative, and judicial branches.
March 8 » International Women's Day protests in St. Petersburg mark the beginning of the February Revolution (February 23rd in the Julian calendar).
July 6 » World War I: Arabian troops led by T. E. Lawrence ("Lawrence of Arabia") and Auda ibu Tayi capture Aqaba from the Ottoman Empire during the Arab Revolt.
August 6 » World War I: Battle of Mărășești between the Romanian and German armies begins.
October 25 » Old Style date of the October Revolution in Russia.
November 8 » The first Council of People's Commissars is formed, including Vladimir Lenin, Leon Trotsky and Joseph Stalin.
Day of death February 7, 1919
The temperature on February 7, 1919 was between -10.1 °C and -4.3 °C and averaged -7.4 °C. There was 8.6 hours of sunshine (91%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-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.
January 15 » Great Molasses Flood: A wave of molasses released from an exploding storage tank sweeps through Boston, Massachusetts, killing 21 and injuring 150.
January 22 » Act Zluky is signed, unifying the Ukrainian People's Republic and the West Ukrainian National Republic.
February 6 » The American Legion is founded.
June 23 » Estonian War of Independence: The decisive defeat of the Baltische Landeswehr in the Battle of Cēsis; this date is celebrated as Victory Day in Estonia.
July 21 » The dirigible Wingfoot Air Express crashes into the Illinois Trust and Savings Building in Chicago, killing 12 people.
September 10 » Austria and the Allies sign the Treaty of Saint-Germain-en-Laye recognizing the independence of Poland, Hungary, Czechoslovakia and Yugoslavia.
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/I190482.php : accessed February 12, 2026), "Ubelina Olthoff (1917-1919)".
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