The temperature on August 15, 1870 was about 22.7 °C. The air pressure was 2 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 58%. Source: KNMI
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
January 15 » A political cartoon for the first time symbolizes the Democratic Party with a donkey ("A Live Jackass Kicking a Dead Lion" by Thomas Nast for Harper's Weekly).
February 9 » US president Ulysses S. Grant signs a joint resolution of Congress establishing the U.S. Weather Bureau.
March 16 » The first version of the overture fantasy Romeo and Juliet by Tchaikovsky receives its première performance.
April 13 » The New York City Metropolitan Museum of Art is founded.
May 12 » The Manitoba Act is given the Royal Assent, paving the way for Manitoba to become a province of Canada on July 15.
June 22 » The United States Department of Justice is created by the U.S. Congress.
Day of marriage May 23, 1901
The temperature on May 23, 1901 was between 5.5 °C and 18.5 °C and averaged 12.7 °C. There was 11.1 hours of sunshine (69%). Source: KNMI
January 1 » Nigeria becomes a British protectorate.
January 10 » The first great Texas oil gusher is discovered at Spindletop in Beaumont, Texas.
March 2 » United States Steel Corporation is founded as a result of a merger between Carnegie Steel Company and Federal Steel Company which became the first corporation in the world with a market capital over $1 billion.
June 17 » The College Board introduces its first standardized test, the forerunner to the SAT.
August 6 » Kiowa land in Oklahoma is opened for white settlement, effectively dissolving the contiguous reservation.
October 12 » President Theodore Roosevelt officially renames the "Executive Mansion" to the White House.
Day of death May 12, 1939
The temperature on May 12, 1939 was between 7.4 °C and 13.2 °C and averaged 10.1 °C. There was 14.9 mm of rain during 7.5 hours. There was 0.3 hours of sunshine (2%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
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/I191800.php : accessed October 16, 2026), "Kornelis Gerrits Jaarsma (1870-1939)".
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