The temperature on August 1, 1917 was between 13.2 °C and 17.3 °C and averaged 15.3 °C. There was 62.3 mm of rain. The average windspeed was 4 Bft (moderate breeze) 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.
February 23 » First demonstrations in Saint Petersburg, Russia. The beginning of the February Revolution (March 8 in the Gregorian calendar).
April 16 » Vladimir Lenin returns to Petrograd, Russia, from exile in Switzerland.
June 4 » The first Pulitzer Prizes are awarded: Laura E. Richards, Maude H. Elliott, and Florence Hall receive the first Pulitzer for biography (for Julia Ward Howe). Jean Jules Jusserand receives the first Pulitzer for history for his work With Americans of Past and Present Days. Herbert B. Swope receives the first Pulitzer for journalism for his work for the New York World.
October 24 » First World War: Italy suffers a disastrous defeat on the Austro-Italian front.
December 9 » World War I: Field Marshal Allenby captures Jerusalem, Palestine.
December 15 » World War I: An armistice between Russia and the Central Powers is signed.
Day of marriage August 1, 1939
The temperature on August 1, 1939 was between 11.9 °C and 18.5 °C and averaged 15.3 °C. There was 0.7 mm of rain during 0.2 hours. There was 0.8 hours of sunshine (5%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
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.
April 10 » Alcoholics Anonymous, A.A.'s "Big Book", is first published.
April 30 » The 1939–40 New York World's Fair opens.
August 15 » The Wizard of Oz premieres at Grauman's Chinese Theater in Los Angeles, California.
August 23 » World War II: Nazi Germany and the Soviet Union sign a non-aggression treaty, the Molotov–Ribbentrop Pact. In a secret addition to the pact, the Baltic states, Finland, Romania, and Poland are divided between the two nations.
September 1 » World War II: Nazi Germany and Slovakia invade Poland, beginning the European phase of World War II.
November 30 » Winter War: Soviet forces cross the Finnish border in several places and bomb Helsinki and several other Finnish cities, starting the war.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I345829.php : accessed January 19, 2026), "Trientje Vos (1917-< 2016)".
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