The temperature on May 15, 1918 was between 4.9 °C and 21.6 °C and averaged 13.3 °C. There was 0.1 mm of rain. There was 5.8 hours of sunshine (37%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. 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.
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 17 » Finnish Civil War: The first serious battles take place between the Red Guards and the White Guard.
March 21 » World War I: The first phase of the German Spring Offensive, Operation Michael, begins.
March 25 » The Belarusian People's Republic is established.
May 26 » The Democratic Republic of Georgia is established.
July 15 » World War I: The Second Battle of the Marne begins near the River Marne with a German attack.
July 17 » Tsar Nicholas II of Russia and his immediate family and retainers are executed by Bolshevik Chekists at the Ipatiev House in Yekaterinburg, Russia.
When copying data from this family tree, please include a reference to the origin: Theo Kloos, "Genealogy Kloos", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-kloos/I48650.php : accessed June 21, 2024), "Johan Christiaan Frederik Sievers (1884-????)".
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