The temperature on May 12, 1862 was about 12.0 °C. There was 0.4 mm of rain. The air pressure was 0.5 kgf/m2 and came mainly from the south-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 83%. Source: KNMI
From March 14, 1861 till January 31, 1862 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Loudon with the prime ministers Mr. J.P.P. baron Van Zuijlen van Nijevelt (conservatief-liberaal) and Mr. J. Loudon (liberaal).
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 5 » Moldavia and Wallachia formally unite to create the Romanian United Principalities.
March 13 » The Act Prohibiting the Return of Slaves was passed by the United States Congress, effectively annulling the Fugitive Slave Act of 1850 and setting the stage for the Emancipation Proclamation.
May 31 » American Civil War: Peninsula Campaign: Confederate forces under Joseph E. Johnston and G.W. Smith engage Union forces under George B. McClellan outside Richmond, Virginia.
July 1 » American Civil War: The Battle of Malvern Hill takes place. It is the last of the Seven Days Battles, part of George B. McClellan's Peninsula Campaign.
August 6 » American Civil War: The Confederate ironclad CSSArkansas is scuttled on the Mississippi River after suffering catastrophic engine failure near Baton Rouge, Louisiana.
December 31 » American Civil War: Abraham Lincoln signs an act that admits West Virginia to the Union, thus dividing Virginia in two.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I18875.php : accessed January 25, 2026), "Susanna Louisa Opperman (1862-????)".
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