Fighting has flared up again in the Ukraine. The Egyptians are sending soldiers into Libya as another North African state collapses into chaos. The militants of Islamic State are spreading their influence across the region. You’d think Barack Obama might have bigger foreign policy issues to worry about than a small state of 10 million people on the eastern edges of the Mediterranean. But Greece may be about to turn from a European into an American problem. As the game of brinkmanship between the radical Syriza government elected last month and the European Union gets played out, it has become increasingly clear that ... (full story)