The temperature on May 15, 1915 was between 0.7 °C and 12.8 °C and averaged 6.7 °C. There was 12.9 hours of sunshine (82%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. 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 22 » Over 600 people are killed in Guadalajara, Mexico, when a train plunges off the tracks into a deep canyon.
April 22 » The use of poison gas in World War I escalates when chlorine gas is released as a chemical weapon in the Second Battle of Ypres.
May 22 » Lassen Peak erupts with a powerful force, the only volcano besides Mount St. Helens to erupt in the contiguous U.S. during the 20th century.
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.
When copying data from this family tree, please include a reference to the origin: Elizabeth Sobon, "Dagosto/Dimirra/Weckerle/Kuhn Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/dagosto-dimirra-weckerle-kuhn-family-tree/P40141.php : accessed May 13, 2025), "Marie Whitney (± 1900-1965)".
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