Buchanan’s team had no discernible success in decreasing the federal government’s pressure on the South all the way through the 1960s and ’70s. But take a longer view—follow the story forward to the second decade of the twenty-first century—and a different picture emerges, one that is both a testament to Buchanan’s intellectual powers and, at the same time, the utterly chilling story of the ideological origins of the single most powerful and least understood threat to democracy today: the attempt by the billionaire-backed radical right to undo democratic governance.

