The temperature on May 30, 1863 was about 19.2 °C. The air pressure was 1 kgf/m2 and came mainly from the west-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 56%. 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.
June 14 » Second Assault on the Confederate works at the Siege of Port Hudson during the American Civil War.
July 3 » American Civil War: The final day of the Battle of Gettysburg culminates with Pickett's Charge.
July 4 » American Civil War: The Army of Northern Virginia withdraws from the battlefield after losing the Battle of Gettysburg, signalling an end to the Confederate invasion of U.S. territory.
July 18 » American Civil War: Second Battle of Fort Wagner: One of the first formal African American military units, the 54th Massachusetts Volunteer Infantry, supported by several white regiments, attempts an unsuccessful assault on Confederate-held Battery Wagner.
October 26 » The Football Association is founded.
October 29 » American Civil War: Battle of Wauhatchie: Forces under Union General Ulysses S. Grant repel a Confederate attack led by General James Longstreet. Union forces thus open a supply line into Chattanooga, Tennessee.
When copying data from this family tree, please include a reference to the origin: Leo Witkamp, "Family tree Witkamp", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-witkamp/I0710.php : accessed February 15, 2026), "Pietertje Koopmans (1863-????)".
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