The temperature on April 27, 1863 was about 17.6 °C. The air pressure was 13 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 44%. 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 » A group of citizens of Geneva founded an International Committee for Relief to the Wounded, which later became known as the International Committee of the Red Cross.
May 22 » American Civil War: Union forces begin the Siege of Port Hudson which lasts 48 days, the longest siege in U.S. military history.
July 9 » American Civil War: The Siege of Port Hudson ends, giving the Union complete control of the Mississippi River.
August 8 » American Civil War: Following his defeat in the Battle of Gettysburg, General Robert E. Lee sends a letter of resignation to Confederate President Jefferson Davis (which is refused upon receipt).
October 30 » Danish Prince Vilhelm arrives in Athens to assume his throne as George I, King of the Hellenes.
November 26 » United States President Abraham Lincoln proclaims November 26 as a national Thanksgiving Day, to be celebrated annually on the final Thursday of November. Following the Franksgiving controversy from 1939 to 1941, it has been observed on the fourth Thursday in 1942 and subsequent years.
When copying data from this family tree, please include a reference to the origin: Peter Menting, "Family tree Menting", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-menting/I28276.php : accessed February 20, 2026), "Petrus Roelofs (1863-????)".
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