A tragedy is presently unfolding in Iraq that makes a mockery of the boast by US defence secretary Leon Panetta that American forces are leaving it a “free, independent and sovereign country”. And in two weeks’ time it seems set to come to a bloody climax. For some years this column has been drawing attention to the horrible threat that hangs over Camp Ashraf, the once neatly-ordered town on the Iranian border which has, since 2001, been home to 3,400 Iranian exiles, members of the People’s Mujahideen of Iran (PMOI), the leading group opposed to the tyranny of the mullahs...