Ever since the dawn of the 20th century, Hollywood has mythologized the American frontier -- an untamed, rough-and-tumble land where a man could go as far as his wits, grit, and six-shooters at his hip could take him. From Stagecoach to Red River to The Wild Bunch to Unforgiven to The Ballad of Buster Scruggs, the Western genre has thrilled moviegoers with its dusty vistas, gruff heroes, brutal shootouts, moral quandaries, and metaphors for our modern...