January 7 » Frenchman Jean-Pierre Blanchard and American John Jeffries travel from Dover, England, to Calais, France, in a gas balloon.
January 20 » Invading Siamese forces attempt to exploit the political chaos in Vietnam, but are ambushed and annihilated at the Mekong river by the Tây Sơn in the Battle of Rạch Gầm-Xoài Mút.
January 27 » The University of Georgia is founded, the first public university in the United States.
November 28 » The first Treaty of Hopewell is signed, by which the United States acknowledges Cherokee lands in what is now East Tennessee.
Day of death April 14, 1863
The temperature on April 14, 1863 was about 10.5 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 74%. 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.
May 21 » American Civil War: The Union Army succeeds in closing off the last escape route from Port Hudson, Louisiana, in preparation for the coming siege.
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.
June 17 » American Civil War: Battle of Aldie in the Gettysburg Campaign.
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 19 » American Civil War: Morgan's Raid: At Buffington Island in Ohio, Confederate General John Hunt Morgan's raid into the north is mostly thwarted when a large group of his men are captured while trying to escape across the Ohio River.
November 19 » American Civil War: U.S. President Abraham Lincoln delivers the Gettysburg Address at the dedication ceremony for the military cemetery at Gettysburg, Pennsylvania.
When copying data from this family tree, please include a reference to the origin: Charles Olson, "Olson's Tree", database, Genealogy Online (https://www.genealogieonline.nl/olsons-tree/P16645.php : accessed October 8, 2026), "Abigail Seymour (1785-1863)".
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