The temperature on March 20, 1915 was between -6.0 °C and 7.5 °C and averaged 1.6 °C. There was 0.5 mm of rain. There was 5.6 hours of sunshine (46%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-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 18 » Japan issues the "Twenty-One Demands" to the Republic of China in a bid to increase its power in East Asia.
January 19 » Georges Claude patents the neon discharge tube for use in advertising.
January 28 » An act of the U.S. Congress creates the United States Coast Guard as a branch of the United States Armed Forces.
April 18 » French pilot Roland Garros is shot down and glides to a landing on the German side of the lines during World War I.
May 22 » Three trains collide in the Quintinshill rail disaster near Gretna Green, Scotland, killing 227 people and injuring 246.
August 29 » US Navy salvage divers raise F-4, the first U.S. submarine sunk in an accident.
Day of marriage September 15, 1943
The temperature on September 15, 1943 was between 11.6 °C and 18.4 °C and averaged 15.3 °C. There was 0.1 mm of rain during 0.2 hours. There was 2.8 hours of sunshine (22%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 18 » Warsaw Ghetto Uprising: The first uprising of Jews in the Warsaw Ghetto.
February 23 » Greek Resistance: The United Panhellenic Organization of Youth is founded in Greece.
March 13 » German forces liquidate the Jewish ghetto in Kraków.
July 4 » World War II: The Battle of Kursk, the largest full-scale battle in history and the world's largest tank battle, begins in the village of Prokhorovka.
September 3 » World War II: The Allied invasion of Italy begins on the same day that U.S. General Dwight D. Eisenhower and Italian Marshal Pietro Badoglio sign the Armistice of Cassibile aboard the Royal Navy battleship HMSNelson off Malta.
November 5 » World War II: Bombing of the Vatican.
When copying data from this family tree, please include a reference to the origin: Pieter van Dam, "Family tree van Dam", database, Genealogy Online (https://www.genealogieonline.nl/van-dam_stamboom/I86.php : accessed January 15, 2026), "Johanna "Jo" Post (1915-)".
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