"John Brown's Body" is a popular folk song that has been synonymous with the American Civil War. The song has been adapted in various ways and has different versions, including "John Brown's Dream," "Glory, Hallelujah," and "Battle Hymn of the Republic." These versions have become popular synonyms for the original song. Additionally, the reference to "John Brown's Body" has been replaced with other names and phrases, including "Old Abe Lincoln," "Stonewall Jackson's Way," and "Maryland, My Maryland." Each of these synonyms represents various historical events and figures associated with the Civil War and has become a part of American history and culture.