The temperature on April 15, 1864 was about 8.7 °C. The air pressure was 6 kgf/m2 and came mainly from the east-southeast. The airpressure was 76 cm mercury. The atmospheric humidity was 39%. 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 17 » American Civil War: The H. L. Hunley becomes the first submarine to engage and sink a warship, the USSHousatonic.
May 29 » Emperor Maximilian I of Mexico arrives in Mexico for the first time.
August 10 » After Uruguay's governing Blanco Party refuses Brazil's demands, José Antônio Saraiva announces that the Brazilian military will begin reprisals, beginning the Uruguayan War.
October 30 » The Treaty of Vienna is signed, by which Denmark relinquishes one province each to Prussia and Austria.
November 29 » American Indian Wars: Sand Creek massacre: Colorado volunteers led by Colonel John Chivington massacre at least 150 Cheyenne and Arapaho noncombatants inside Colorado Territory.
December 16 » American Civil War: Battle of Nashville: Major General George Thomas's Union forces defeat Lieutenant General John Bell Hood's Confederate Army of Tennessee.
When copying data from this family tree, please include a reference to the origin: W.J. Oving, "Family tree Oving", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-oving/I21036.php : accessed February 13, 2026), "Roelephina HEERSINK (1864-????)".
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