Amateur historians like to say that Andrew Jackson is the worst American president to ever get his face engraved on U.S. currency. The root of the criticism is simple: Jackson was an unrepentant slaveholder and the power behind the legislation that forced five peaceful American Indian tribes from their homelands and triggered the Trail of Tears, a 1,000-mile death march that would leave 4,000 of 16,000 Cherokees dead along the way. And although he remains in the top 10 of U.S. presidents in most annual rankings by historians and academics, perhaps no other American leader has fallen as far in...