The temperature on April 21, 1864 was about 15.9 °C. The air pressure was 13 kgf/m2 and came mainly from the east. The airpressure was 76 cm mercury. The atmospheric humidity was 24%. 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.
May 7 » The world's oldest surviving clipper ship, the City of Adelaide is launched by William Pile, Hay and Co. in Sunderland, England, for transporting passengers and goods between Britain and Australia.
May 15 » American Civil War: Battle of New Market, Virginia: Students from the Virginia Military Institute fight alongside the Confederate army to force Union General Franz Sigel out of the Shenandoah Valley.
May 31 » American Civil War: Overland Campaign: Battle of Cold Harbor: The Army of Northern Virginia engages the Army of the Potomac.
July 28 » American Civil War: Battle of Ezra Church: Confederate troops make a third unsuccessful attempt to drive Union forces from Atlanta, Georgia.
October 30 » The Treaty of Vienna is signed, by which Denmark relinquishes one province each to Prussia and Austria.
December 4 » American Civil War: Sherman's March to the Sea: At Waynesboro, Georgia, forces under Union General Judson Kilpatrick prevent troops led by Confederate General Joseph Wheeler from interfering with Union General William T. Sherman's campaign destroying a wide swath of the South on his march to the Atlantic Ocean from Atlanta.
Day of death January 12, 1932
The temperature on January 12, 1932 was between 3.8 °C and 8.5 °C and averaged 5.8 °C. There was 1.5 mm of rain during 2.4 hours. There was 3.9 hours of sunshine (48%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
May 23 » In Brazil, four students are shot and killed during a manifestation against the Brazilian dictator Getúlio Vargas, which resulted in the outbreak of the Constitutionalist Revolution several weeks later.
June 4 » Marmaduke Grove and other Chilean military officers lead a coup d'état establishing the short-lived Socialist Republic of Chile.
September 10 » The New York City Subway's third competing subway system, the municipally-owned IND, is opened.
September 24 » Gandhi and Dr. Ambedkar agree to the Poona Pact, which reserved seats in the Indian provincial legislatures for the "Depressed Classes" (Untouchables).
December 10 » Thailand becomes a constitutional monarchy.
When copying data from this family tree, please include a reference to the origin: Hans Dunning, "Family tree Dunning", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-dunning/R5165.php : accessed February 5, 2026), "Derk de Boer (1864-1932)".
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