Rural white people, as a group, now pose four interconnected threats to the fate of the United States’ pluralist, constitutional democracy.Rural white voters have long enjoyed outsize power in American politics. They have inflated voting power in the U.S. Senate, the U.S. House and the Electoral College. Although there is no uniform definition of “rural,” and even federal agencies cannot agree on a single standard, roughly 20% of Americans live in rural communities, according to the Census Bureau’s definition. And three-quarters of them – or approximately 15% of the U.S. population – are white. Since the rise of Jacksonian democracy...