What was the biggest and bloodiest battle fought on American soil?
Battle of Shiloh Union advance into northern Mississippi. The Battle of Shiloh was the bloodiest battle in American history until the Battle of Antietam in September (an overall bloodier battle and still the bloodiest single day in American military history), which was surpassed by the Battle of Chancellorsville the next year and soon after, by the three-day Battle of Gettysburg, the bloodiest of the war. After the losses of Fort Henry and Fort Donelson in February 1862, Confederate General Albert Sidney Johnston withdrew his forces into western Tennessee, northern Mississippi, and Alabama to reorganize. Johnston established his base at Corinth, Mississippi, the site
Battle of Antietam Battle of Antietam The Battle of Antietam , also known as the Battle of Sharpsburg, particularly in the Southern United States, was a battle of the American Civil War, fought on September 17, 1862, between Confederate General Robert E. Lee's Army of Northern Virginia and Union General George B. McClellan's Army of the Potomac, near Sharpsburg, Maryland and Antietam Creek. Part of the Maryland Campaign, it was the first field army–level engagement in the Eastern Theater of the American Civil War to take place on Union soil. It was the bloodiest day in United States history, with a combined tally