The temperature on June 1, 1915 was between 4.3 °C and 20.2 °C and averaged 12.6 °C. There was 12.4 hours of sunshine (76%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. 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 22 » World War I: The Imperial German Navy institutes unrestricted submarine warfare.
March 20 » Albert Einstein publishes his general theory of relativity.
April 24 » The arrest of 250 Armenian intellectuals and community leaders in Istanbul marks the beginning of the Armenian Genocide.
May 24 » World War I: Italy declares war on Austria-Hungary, joining the conflict on the side of the Allies.
July 7 » Colombo Town Guard officer Henry Pedris is executed in British Ceylon for allegedly inciting persecution of Muslims.
July 16 » At Treasure Island on the Delaware River in the United States, the First Order of the Arrow ceremony takes place and the Order of the Arrow is founded to honor American Boy Scouts who best exemplify the Scout Oath and Law.
Day of marriage September 20, 1945
The temperature on September 20, 1945 was between 13.0 °C and 21.9 °C and averaged 17.2 °C. There was 6.0 hours of sunshine (48%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-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.
In The Netherlands , there was from February 23, 1945 to June 24, 1945 the cabinet Gerbrandy III, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
January 17 » The SS-Totenkopfverbände begin the evacuation of the Auschwitz concentration camp as Soviet forces close in.
May 5 » World War II: The Prague uprising begins as an attempt by the Czech resistance to free the city from German occupation.
May 15 » World War II: The Battle of Poljana, the final skirmish in Europe is fought near Prevalje, Slovenia.
May 23 » World War II: Germany's Flensburg Government under Karl Dönitz is dissolved when its members are arrested by British forces.
August 21 » Physicist Harry Daghlian is fatally irradiated in a criticality accident during an experiment with the Demon core at Los Alamos National Laboratory.
August 30 » The Japanese occupation of Hong Kong comes to an end.
When copying data from this family tree, please include a reference to the origin: Peter van Markus, "Descendants Van Hiel - Knottenbergh", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-van-hiel-knottenbergh/I28.php : accessed May 15, 2024), "Johannes_Marinus van Waveren (1915-)".
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