MIDDLE EAST: Searching for New Roles

THERE was a striking lack of official comment from Washington and Moscow last week on Egyptian President Anwar Sadat's sudden decision to evict his army of Soviet advisers. In fact, it was almost as if this strange turn in Middle Eastern affairs had not taken place at all. There was, of course, a good reason why the two big powers were maintaining a low profile: neither seemed to have a clear idea of what could, or should, happen next. The two superpowers seemed equally nonplussed by the diplomatic setback that a client state...