The temperature on March 19, 1890 was about 5.7 °C. There was 0.3 mm of rain. The air pressure was 1 kgf/m2 and came mainly from the north-northeast. The airpressure was 74 cm mercury. The atmospheric humidity was 98%. Source: KNMI
March 20 » Prime Minister of the German Empire Otto von Bismarck is dismissed by Emperor Wilhelm II.
April 7 » Completion of the first Lake Biwa Canal.
April 14 » The Pan-American Union is founded by the First International Conference of American States in Washington, D.C.
September 25 » The United States Congress establishes Sequoia National Park.
October 11 » In Washington, D.C., the Daughters of the American Revolution is founded.
December 15 » Hunkpapa Lakota leader Sitting Bull is killed on Standing Rock Indian Reservation, leading to the Wounded Knee Massacre.
Day of marriage August 16, 1917
The temperature on August 16, 1917 was between 12.5 °C and 19.4 °C and averaged 16.0 °C. There was 0.1 mm of rain. There was 7.6 hours of sunshine (52%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-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.
January 19 » Silvertown explosion: A blast at a munitions factory in London kills 73 and injures over 400. The resulting fire causes over £2,000,000 worth of damage.
February 24 » World War I: The U.S. ambassador Walter Hines Page to the United Kingdom is given the Zimmermann Telegram, in which Germany pledges to ensure the return of New Mexico, Texas, and Arizona to Mexico if Mexico declares war on the United States.
March 25 » The Georgian Orthodox Church restores its autocephaly abolished by Imperial Russia in 1811.
June 13 » World War I: The deadliest German air raid on London of the war is carried out by Gotha G.IV bombers and results in 162 deaths, including 46 children, and 432 injuries.
July 17 » King George V issues a Proclamation stating that the male line descendants of the British Royal Family will bear the surname Windsor.
July 27 » World War I: The Allies reach the Yser Canal at the Battle of Passchendaele.
When copying data from this family tree, please include a reference to the origin: P. Heres, "Family tree Eilander", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eilander/I1099505944.php : accessed February 21, 2026), "Hendrik van Ommen (1890-????)".
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