. . . "The Battle of Antietam September 17, 1862"@en . . "Antietam"@en . . . . . "Rebels strike north"@en . . . . "Confederate successes at Cedar Mountain, and 2nd Manassas the summer of 1862, led up to the Battle of Antietam, the bloodiest day in American history."@en . . "History" . "History"@en . . . "The Battle of Antietam, September 17, 1862" . . . . "United States" . . "Culpepper Cavalry Museum." . . "1861 - 1865" . .