The temperature on April 2, 1864 was about 7.4 °C. There was 0.5 mm of rain. The air pressure was 13 kgf/m2 and came mainly from the west-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 62%. Source: KNMI
In The Netherlands , there was from February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
February 1 » Second Schleswig War: Prussian forces crossed the border into Schleswig, starting the war.
February 27 » American Civil War: The first Northern prisoners arrive at the Confederate prison at Andersonville, Georgia.
May 5 » American Civil War: The Battle of the Wilderness begins in Spotsylvania County.
May 21 » Russia declares an end to the Russo-Circassian War and many Circassians are forced into exile. The day is designated the Circassian Day of Mourning.
June 15 » American Civil War: The Second Battle of Petersburg begins.
July 28 » American Civil War: Battle of Ezra Church: Confederate troops make a third unsuccessful attempt to drive Union forces from Atlanta, Georgia.
Day of marriage December 21, 1889
The temperature on December 21, 1889 was about 4.3 °C. There was 7 mm of rain. The air pressure was 4 kgf/m2 and came mainly from the south-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 97%. Source: KNMI
February 9 » US president Grover Cleveland signs a bill elevating the United States Department of Agriculture to a Cabinet-level agency.
June 26 » Bangui is founded by Albert Dolisie and Alfred Uzac in what was then the upper reaches of the French Congo.
August 13 » William Gray of Hartford, Connecticut is granted United States Patent Number 408,709 for "Coin-controlled apparatus for telephones."
October 24 » Henry Parkes delivers the Tenterfield Oration, effectively starting the federation process in Australia.
November 11 » The State of Washington is admitted as the 42nd state of the United States.
November 23 » The first jukebox goes into operation at the Palais Royale Saloon in San Francisco.
Day of death July 4, 1934
The temperature on July 4, 1934 was between 8.6 °C and 20.8 °C and averaged 14.5 °C. There was 10.8 hours of sunshine (65%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
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/I193854.php : accessed January 4, 2026), "Pieter Koopmans (1864-1934)".
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