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.
April 25 » American Civil War: Forces under U.S. Admiral David Farragut demand the surrender of the Confederate city of New Orleans, Louisiana.
May 5 » Cinco de Mayo: Troops led by Ignacio Zaragoza halt a French invasion in the Battle of Puebla in Mexico.
June 1 » American Civil War: Peninsula Campaign: The Battle of Seven Pines (or the Battle of Fair Oaks) ends inconclusively, with both sides claiming victory.
June 5 » As the Treaty of Saigon is signed, ceding parts of southern Vietnam to France, the guerrilla leader Trương Định decides to defy Emperor Tự Đức of Vietnam and fight on against the Europeans.
September 14 » American Civil War: The Battle of South Mountain, part of the Maryland Campaign, is fought.
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 24, 2026), "Susanna Louisa Opperman (1862-????)".
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