Brian Caldwell Pohanka was an American Civil War author, historian, and preservationist.

Gettysburg is a 1993 American epic war film about the Battle of Gettysburg in the American Civil War. Written and directed by Ronald F. Maxwell, the film was adapted from the 1974 historical novel The Killer Angels by Michael Shaara. It features an ensemble cast, including Tom Berenger as James Longstreet, Jeff Daniels as Joshua Chamberlain, Martin Sheen as Robert E. Lee, Stephen Lang as George Pickett, and Sam Elliott as John Buford.