Nervously, the little band of rescuers stared toward the dark shore from their boat, anchored off the bleak, remote Greek isle of Amorgos. Finally, they spotted the faint beam of a flashlight. By walkie-talkie, they confirmed that their man was ready to be picked up. Two crewmen hopped into a rubber dinghy and paddled to the beach. Twenty minutes later, they were back with a passenger: George Mylonas, 50, Greece's former Under Secretary for Education, who had been exiled to the island 14 months earlier by the military junta as a "threat to public security."
The story had all the...