The temperature on August 11, 1918 was between 6.6 °C and 22.2 °C and averaged 15.5 °C. There was 10.9 hours of sunshine (73%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-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.
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 25 » The Ukrainian People's Republic declares independence from Soviet Russia.
May 28 » The Azerbaijan Democratic Republic and the First Republic of Armenia declare their independence.
June 24 » First airmail service in Canada from Montreal to Toronto.
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.
August 27 » Mexican Revolution: Battle of Ambos Nogales: U.S. Army forces skirmish against Mexican Carrancistas in the only battle of World War I fought on American soil.
September 29 » The Hindenburg Line is broken by an Allied attack.
Day of death September 18, 1919
The temperature on September 18, 1919 was between 1.8 °C and 19.7 °C and averaged 11.6 °C. There was 9.5 hours of sunshine (76%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
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 16 » Nebraska becomes the 36th state to approve the Eighteenth Amendment to the United States Constitution. With the necessary three-quarters of the states approving the amendment, Prohibition is constitutionally mandated in the United States one year later.
January 18 » World War I: The Paris Peace Conference opens in Versailles, France.
February 14 » The Polish–Soviet War begins.
April 16 » Polish–Soviet War: The Polish army launches the Vilna offensive to capture Vilnius in modern Lithuania.
October 16 » Adolf Hitler delivers his first public address at a meeting of the German Workers' Party.
December 17 » Uruguay becomes a signatory to the Buenos Aires copyright treaty.
When copying data from this family tree, please include a reference to the origin: Hans Docter, "Family tree Docter", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-docter/I3313.php : accessed February 25, 2026), "Jacob Keemink (1918-1919)".
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