Oh: “‘Southern folk music’s overwhelming dominance — for all its championing by non-Southern liberals — also subtly reinforces the ‘heritage not hate’ defenses of the Confederate flag and other antebellum and pre–civil rights nostalgia,’ Josh Garrett-Davis, the Gamble assistant curator at the Autry Museum of the American West, wrote recently. This cultural rebranding began after the North withdrew its troops, and the South, in destroying the apparatus of Northern occupation, played down slavery, and played up history and states’ rights.”