The crack-up: Donald Trump and the fourth great shattering

When historian Arthur Schlesinger Jr published his best-seller The Disuniting of America in 1991, he didn’t seriously entertain the worst-case scenario suggested by the title. At the time, the Soviet Union and Yugoslavia were imploding, while separatist movements in Quebec, East Timor, Spain’s Basque country, and elsewhere were already clamoring for their own states. But when it […]