The temperature on August 21, 1917 was between 7.6 °C and 21.3 °C and averaged 14.7 °C. There was 11.1 hours of sunshine (77%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. 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.
January 31 » World War I: Germany announces that its U-boats will resume unrestricted submarine warfare after a two-year hiatus.
May 26 » Several powerful tornadoes rip through Illinois, including the city of Mattoon.
June 28 » World War I: Greece joins the Allied powers.
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.
July 28 » The Silent Parade took place in New York City, in protest to murders, lynchings, and other violence directed towards African Americans.
December 15 » World War I: An armistice between Russia and the Central Powers is signed.
Day of marriage June 12, 1940
The temperature on June 12, 1940 was between 11.2 °C and 19.8 °C and averaged 15.9 °C. There was 4.0 mm of rain during 4.3 hours. There was 0.2 hours of sunshine (1%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
April 23 » The Rhythm Club fire at a dance hall in Natchez, Mississippi, kills 198 people.
August 15 » An Italian submarine torpedoes and sinks the Greek cruiserElli at Tinos harbor during peacetime, marking the most serious Italian provocation prior to the outbreak of the Greco-Italian War in October.
September 7 » Romania returns Southern Dobruja to Bulgaria under the Treaty of Craiova.
September 18 » World War II: The British liner SSCity of Benares is sunk by German submarine U-48; those killed include 77 child refugees.
November 10 » The 1940 Vrancea earthquake strikes Romania killing an estimated 1,000 and injuring approximately 4,000 more.
November 23 » World War II: Romania becomes a signatory of the Tripartite Pact, officially joining the Axis powers.
When copying data from this family tree, please include a reference to the origin: Gijsbertus Cornelis (Bert) Severijn, "Family tree Severijn", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-severijn/I10895.php : accessed March 16, 2026), "Margaret Doornbos (1917-)".
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