One of the world's troublesome flash points, the eastern Mediterranean, involves not just two adversaries but four Greece against Turkey, and the U.S. Congress against the White House. An increasing hazard of this four-way face-off: an open, ugly military confrontation between Greece and Turkey, possibly as early as this summer.
The underlying cause of the trouble is Cyprus. Three years ago, after an Athens-inspired coup against President-Archbishop Makarios, Turkey invaded the island to protect its Turkish minority. A strongly pro-Greek U.S. Congress responded by cutting off military aid to Ankara, which...