In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
January 1 » Twenty-five nations adopt Sandford Fleming's proposal for standard time (and also, time zones).
March 14 » The Mikado, a light opera by W. S. Gilbert and Arthur Sullivan, receives its first public performance at the Savoy Theatre in London.
March 30 » The Battle for Kushka triggers the Panjdeh Incident which nearly gives rise to war between the Russian and British Empire.
April 24 » American sharpshooter Annie Oakley is hired by Nate Salsbury to be a part of Buffalo Bill's Wild West.
May 1 » The original Chicago Board of Trade Building opens for business.
November 17 » Serbo-Bulgarian War: The decisive Battle of Slivnitsa begins.
Day of marriage June 13, 1919
The temperature on June 13, 1919 was between 8.3 °C and 14.6 °C and averaged 11.9 °C. There was 2.6 mm of rain. The average windspeed was 5 Bft (very strong 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 18 » World War I: The Paris Peace Conference opens in Versailles, France.
March 1 » March 1st Movement begins in Korea under Japanese rule.
May 4 » May Fourth Movement: Student demonstrations take place in Tiananmen Square in Beijing, China, protesting the Treaty of Versailles, which transferred Chinese territory to Japan.
June 21 » Admiral Ludwig von Reuter scuttles the German fleet at Scapa Flow, Orkney. The nine sailors killed are the last casualties of World War I.
August 8 » The Anglo-Afghan Treaty of 1919 is signed. It establishes peaceful relations between Afghanistan and the UK, and confirms the Durand line as the mutual border. In return, the UK is no longer obligated to subsidize the Afghan government.
November 11 » The Industrial Workers of the World attack an Armistice Day parade in Centralia, Washington, ultimately resulting in the deaths of five people.
When copying data from this family tree, please include a reference to the origin: Tijs van den Brink, "Parentele of Geurt Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/geurt-jacobs/I34351.php : accessed January 30, 2026), "Hendrik Sonnenberg (1885-????)".
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