The temperature on March 31, 1870 was about 7.1 °C. The air pressure was 3 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 60%. 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 6 » The inauguration of the Musikverein in Vienna, Austria.
January 23 » In Montana, U.S. cavalrymen kill 173 Native Americans, mostly women and children, in what becomes known as the Marias Massacre.
June 22 » The United States Department of Justice is created by the U.S. Congress.
August 6 » Franco-Prussian War: The Battle of Spicheren is fought, resulting in a Prussian victory.
September 19 » Franco-Prussian War: The siege of Paris begins. The city will hold out for over four months before surrendering.
October 7 » Franco-Prussian War: Léon Gambetta escapes the siege of Paris in a hot-air balloon.
Day of death March 26, 1875
The temperature on March 26, 1875 was about 11.5 °C. The air pressure was 8 kgf/m2 and came mainly from the west-southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 70%. Source: KNMI
From August 27, 1874 till November 3, 1877 the Netherlands had a cabinet Heemskerk - Van Lijnden van Sandenburg with the prime ministers Mr. J. Heemskerk Azn. (conservatief) and Mr. C.Th. baron Van Lijnden van Sandenburg (AR).
January 5 » The Palais Garnier, one of the most famous opera houses in the world, is inaugurated in Paris.
February 25 » Guangxu Emperor of Qing dynasty China begins his reign, under Empress Dowager Cixi's regency.
April 4 » Vltava, composed by Czech composer Bedřich Smetana and also known by its German name Die Moldau, premiered in Prague.
April 10 » India: Arya Samaj is founded in Mumbai by Swami Dayananda Saraswati to propagate his goal of social reform.
August 25 » Captain Matthew Webb becomes the first person to swim across the English Channel, traveling from Dover, England, to Calais, France, in 21 hours and 45 minutes.
October 16 » Brigham Young University is founded in Provo, Utah.
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/I213325.php : accessed October 11, 2026), "Jan Koolma (1870-1875)".
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