American Civil War: Stonewall Jackson is wounded by friendly fire while returning to camp after reconnoitering during the Battle of Chancellorsville. He succumbs to pneumonia eight days later.

The American Civil War was a civil war in the United States between the Union and the Confederacy, which was formed in 1861 by states that had seceded from the Union to preserve slavery in the United States. The South saw slavery as threatened because of the election of Abraham Lincoln and the…