separatist movements

The Crack-Up:  Donald Trump And The Fourth Great Shattering 

When the historian Arthur Schlesinger, Jr., published his bestseller 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.