“Imagine if Reconstruction had actually honored the citizenship of four million freedpeople—provided the education, political autonomy, and economic wherewithal warranted by their and their ancestors’ hundreds of years of free labor. If, instead of continually re-fighting the Civil War, we had actually moved on to rebuilding a strong, viable South, a South where poor whites, too—for they had been left out as well—could gain access to proper education. Imagine”