The temperature on May 15, 1916 was between 9.2 °C and 15.2 °C and averaged 11.1 °C. There was 4.9 mm of rain. There was 1.4 hours of sunshine (9%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the 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.
March 16 » The 7th and 10th US cavalry regiments under John J. Pershing cross the US–Mexico border to join the hunt for Pancho Villa.
May 6 » Twenty-one Lebanese nationalists are executed in Martyrs' Square, Beirut by Djemal Pasha.
August 28 » World War I: Germany declares war on Romania.
September 3 » World War I: Leefe Robinson destroys the German airship Schütte-Lanz SL 11 over Cuffley, north of London; the first German airship to be shot down on British soil.
November 21 » Mines from SM U-73 sink the HMHS Britannic, the largest ship lost in the First World War.
November 30 » Costa Rica signs the Buenos Aires Convention, a copyright treaty.
When copying data from this family tree, please include a reference to the origin: Marianne Langeslag, "Family tree Langeslag", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-langeslag/I7303.php : accessed January 28, 2026), "Maria Helena Hendrikx".
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