The temperature on April 22, 1863 was about 11.2 °C. There was 0.1 mm of rain. The air pressure was 24 kgf/m2 and came mainly from the west-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 77%. 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.
January 22 » The January Uprising breaks out in Poland, Lithuania and Belarus. The aim of the national movement is to regain Polish–Lithuanian–Ruthenian Commonwealth from occupation by Russia.
March 30 » Danish prince Wilhelm Georg is chosen as King George of Greece.
May 23 » The General German Workers' Association, a precursor of the modern Social Democratic Party of Germany, is founded in Leipzig, Kingdom of Saxony.
September 9 » American Civil War: The Union Army enters Chattanooga, Tennessee.
October 15 » American Civil War: The H. L. Hunley, the first submarine to sink a ship, sinks, killing its inventor.
When copying data from this family tree, please include a reference to the origin: A. Hakkert , "Family tree Hakkert", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-hakkert/I3494.php : accessed March 16, 2026), "Maria Johanna Elisabetha Westhoff (1834-????)".
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