When Abraham Johannes Muste died in 1967, newspapers throughout the world referred to him as the "American Gandhi." Best known for his role in the labor movement of the 1930s and his leadership of the peace movement in the postwar era, Muste was one of the most charismatic figures of the American left in his time. Had he written the story of his life, it would also have been the story of social and political struggles in the United States during...