The temperature on May 20, 1915 was between 10.0 °C and 17.0 °C and averaged 13.2 °C. There was 1.5 hours of sunshine (9%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south. 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 13 » The 6.7 Mw Avezzano earthquake shakes the Province of L'Aquila in Italy with a maximum Mercalli intensity of XI (Extreme), killing between 29,978–32,610.
January 25 » Alexander Graham Bell inaugurates U.S. transcontinental telephone service, speaking from New York to Thomas Watson in San Francisco.
May 7 » World War I: German submarine U-20 sinks RMS Lusitania, killing 1,198 people, including 128 Americans. Public reaction to the sinking turns many former pro-Germans in the United States against the German Empire.
May 24 » World War I: Italy declares war on Austria-Hungary, joining the conflict on the side of the Allies.
September 5 » The pacifist Zimmerwald Conference begins.
September 30 » World War I: Radoje Ljutovac becomes the first soldier in history to shoot down an enemy aircraft with ground-to-air fire.
Day of death August 15, 1940
The temperature on August 15, 1940 was between 9.8 °C and 20.5 °C and averaged 15.6 °C. There was 1.9 mm of rain during 0.7 hours. There was 9.4 hours of sunshine (64%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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.
May 20 » The Holocaust: The first prisoners arrive at a new concentration camp at Auschwitz.
July 10 » World War II: Six days before Adolf Hitler issues his Directive 16 to the combined Wehrmacht armed forces for Operation Sea Lion, the Kanalkampf shipping attacks against British maritime convoys begin, in the leadup to initiating the Battle of Britain.
July 10 » World War II: The Vichy government is established in France.
August 8 » The "Aufbau Ost" directive is signed by Wilhelm Keitel.
November 13 » Walt Disney's animated musical film Fantasia is first released, on the first night of a roadshow at New York's Broadway Theatre.
December 14 » Plutonium (specifically Pu-238) is first isolated at Berkeley, California.
When copying data from this family tree, please include a reference to the origin: Meijer, "Family tree Meijer - Wentzel", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-meijer-wentzel/I37418.php : accessed May 29, 2024), "Johanna van Roekel (± 1870-1940)".
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