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).
February 25 » Hiram Rhodes Revels, a Republican from Mississippi, is sworn into the United States Senate, becoming the first African American ever to sit in Congress.
February 28 » The Bulgarian Exarchate is established by decree of Sultan Abdülaziz of the Ottoman Empire.
June 22 » The United States Department of Justice is created by the U.S. Congress.
June 26 » The Christian holiday of Christmas is declared a federal holiday in the United States.
July 15 » Reconstruction Era of the United States: Georgia becomes the last of the former Confederate states to be readmitted to the Union.
August 6 » Franco-Prussian War: The Battle of Spicheren is fought, resulting in a Prussian victory.
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.
March 15 » Archbishop of New York John McCloskey is named the first cardinal in the United States.
May 20 » Signing of the Metre Convention by 17 nations leading to the establishment of the International System of Units.
August 22 » The Treaty of Saint Petersburg between Japan and Russia is ratified, providing for the exchange of Sakhalin for the Kuril Islands.
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.
December 4 » Notorious New York City politician Boss Tweed escapes from prison; he is later recaptured in Spain.
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 14, 2026), "Jan Koolma (1870-1875)".
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