The temperature on August 1, 1890 was about 19.9 °C. There was 7 mm of rain. The air pressure was 1 kgf/m2 and came mainly from the south east. The airpressure was 76 cm mercury. The atmospheric humidity was 81%. Source: KNMI
April 7 » Completion of the first Lake Biwa Canal.
July 3 » Idaho is admitted as the 43rd U.S. state.
September 12 » Salisbury, Rhodesia, is founded.
September 24 » The Church of Jesus Christ of Latter-day Saints officially renounces polygamy.
October 1 » Yosemite National Park is established by the U.S. Congress.
October 12 » Uddevalla Suffrage Association is formed.
Day of marriage May 18, 1917
The temperature on May 18, 1917 was between 11.0 °C and 24.4 °C and averaged 16.6 °C. There was 6.9 mm of rain. There was 4.7 hours of sunshine (30%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the 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.
January 31 » World War I: Germany announces that its U-boats will resume unrestricted submarine warfare after a two-year hiatus.
February 3 » First World War: The American entry into World War I begins when diplomatic relations with Germany are severed due to its unrestricted submarine warfare.
February 5 » The current constitution of Mexico is adopted, establishing a federal republic with powers separated into independent executive, legislative, and judicial branches.
March 26 » World War I: First Battle of Gaza: British troops are halted after 17,000 Turks block their advance.
June 11 » King Alexander assumes the throne of Greece after his father, Constantine I, abdicates under pressure from allied armies occupying Athens.
November 5 » October Revolution: Lenin calls for the October Revolution.
Day of death October 5, 1921
The temperature on October 5, 1921 was between 8.8 °C and 22.2 °C and averaged 14.9 °C. There was 8.3 hours of sunshine (73%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. 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.
March 8 » Spanish Prime Minister Eduardo Dato Iradier is assassinated while exiting the parliament building in Madrid.
March 20 » The Upper Silesia plebiscite was a plebiscite mandated by the Versailles Treaty to determine a section of the border between Weimar Germany and Poland.
June 15 » Bessie Coleman earns her pilot's license, becoming the first female pilot of African-American descent.
June 20 » Workers of Buckingham and Carnatic Mills in the city of Chennai, India, begin a four-month strike.
August 28 » The Red Army dissolved the Free Territory, after driving the Black Army out of Ukraine.
November 11 » The Tomb of the Unknowns is dedicated by US President Warren G. Harding at Arlington National Cemetery.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I62565.php : accessed October 8, 2026), "Marten Klaver (1890-1921)".
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