The temperature on February 12, 1863 was about 4.2 °C. The air pressure was 2 kgf/m2 and came mainly from the west-southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 91%. 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 26 » American Civil War: General Ambrose Burnside is relieved of command of the Army of the Potomac after the disastrous Fredericksburg campaign. He is replaced by Joseph Hooker.
February 24 » Arizona is organized as a United States territory.
April 30 » A 65-man French Foreign Legion infantry patrol fights a force of nearly 2,000 Mexican soldiers to nearly the last man in Hacienda Camarón, Mexico.
May 6 » American Civil War: The Battle of Chancellorsville ends with the defeat of the Army of the Potomac by the Army of Northern Virginia.
June 7 » During the French intervention in Mexico, Mexico City is captured by French troops.
October 30 » Danish Prince Vilhelm arrives in Athens to assume his throne as George I, King of the Hellenes.
Day of death August 11, 1864
The temperature on August 11, 1864 was about 14.6 °C. There was 6 mm of rain. The air pressure was 3 kgf/m2 and came mainly from the west-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 75%. 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.
April 22 » The U.S. Congress passes the Coinage Act of 1864 that mandates that the inscription In God We Trust be placed on all coins minted as United States currency.
May 7 » American Civil War: The Army of the Potomac, under General Ulysses S. Grant, breaks off from the Battle of the Wilderness and moves southwards.
May 26 » Montana is organized as a United States territory.
October 2 » American Civil War: Confederates defeat a Union attack on Saltville, Virginia. A massacre of wounded Union prisoners (most of them are from a Black cavalry unit) ensues.
October 30 » The Treaty of Vienna is signed, by which Denmark relinquishes one province each to Prussia and Austria.
When copying data from this family tree, please include a reference to the origin: Rene Valk, "Family tree J + P Valk", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-valk/I310.php : accessed February 1, 2026), "Leendert Alexander van PIETERSON (1863-1864)".
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