The temperature on June 15, 1915 was between 5.3 °C and 21.7 °C and averaged 15.1 °C. There was 13.9 hours of sunshine (83%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the 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.
January 12 » The United States House of Representatives rejects a proposal to require states to give women the right to vote.
January 22 » Over 600 people are killed in Guadalajara, Mexico, when a train plunges off the tracks into a deep canyon.
March 18 » World War I: During the Battle of Gallipoli, three battleships are sunk during a failed British and French naval attack on the Dardanelles.
April 25 » World War I: The Battle of Gallipoli begins: The invasion of the Turkish Gallipoli Peninsula by British, French, Indian, Newfoundland, Australian and New Zealand troops, begins with landings at Anzac Cove and Cape Helles.
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 22 » Three trains collide in the Quintinshill rail disaster near Gretna Green, Scotland, killing 227 people and injuring 246.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I160798.php : accessed January 11, 2026), "Johannes Gerardus Aerts (1915-)".
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