The temperature on April 12, 1917 was between 0.2 °C and 5.7 °C and averaged 3.0 °C. There was 3.7 mm of rain. There was 1.9 hours of sunshine (14%). The average windspeed was 5 Bft (very strong wind) 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 1 » The Zimmermann Telegram is reprinted in newspapers across the United States after the U.S. government releases its unencrypted text.
October 13 » The "Miracle of the Sun" is witnessed by an estimated 70,000 people in the Cova da Iria in Portugal.
November 5 » Tikhon is elected the Patriarch of Moscow and of the Russian Orthodox Church.
November 28 » The Estonian Provincial Assembly declares itself the sovereign power of Estonia.
December 9 » World War I: Field Marshal Allenby captures Jerusalem, Palestine.
December 20 » Cheka, the first Soviet secret police force, is founded.
Day of death April 19, 1919
The temperature on April 19, 1919 was between 6.2 °C and 16.0 °C and averaged 10.5 °C. There was 1.1 hours of sunshine (8%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. 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.
April 13 » Jallianwala Bagh massacre: British Indian Army troops lead by Brigadier-General Reginald Dyer killed approx 379-1000 unarmed demonstrators including men and women in Amritsar, India; and approximately 1,500 injured.
May 19 » Mustafa Kemal Atatürk lands at Samsun on the Anatolian Black Sea coast, initiating what is later termed the Turkish War of Independence.
June 4 » Women's rights: The U.S. Congress approves the 19th Amendment to the United States Constitution, which guarantees suffrage to women, and sends it to the U.S. states for ratification.
September 28 » Race riots begin in Omaha, Nebraska.
October 7 » KLM, the flag carrier of the Netherlands, is founded. It is the oldest airline still operating under its original name.
October 9 » The Cincinnati Reds win the World Series, resulting in the Black Sox Scandal.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I289909.php : accessed February 7, 2026), "Jan Herman Horsting (1917-1919)".
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