Cultural depictions of George Armstrong Custer Cultural depictions of George Armstrong Custer George Armstrong Custer (1839–1876) was a United States Army cavalry commander in the American Civil War and the Indian Wars. He was defeated and killed by the Lakota, Northern Cheyenne, and Arapaho tribes at the Battle of the Little Bighorn. More than 30 movies and countless television shows have featured him as a character. He was portrayed by future U.S. president, Ronald Reagan in "Santa Fe Trail" (1940), as well as by Errol Flynn in "They Died With Their Boots On" (1941). In 1896, Anheuser-Busch commissioned from Otto Becker a lithographed, modified version of
5th Cavalry Regiment Henry Thomas. The regiment was rebuilt with new officers and recruits loyal to the Union and was assigned to the Army of the Potomac under the command of General George McClellan. On 21 July 1861, the regiment participated in its first battle of the American Civil War, the First Battle of Bull Run; it was the last action in which they would be called the "2nd Cavalry." In the summer of 1861, all regular mounted regiments were re-designated as "cavalry", and being last in seniority among the existing regiments, the regiment was re-designated as the 5th United States Cavalry. During