The Prince of Wales has a good reputation in the Islamic world, in both Britain and the Middle East. So his urgent call for “faith leaders” to speak up against religious persecution deserves to be heeded in the right quarters. Whether it will be, particularly in areas where the persecution is most intense, is another matter. The shadowy authorities that control IS, the so-called Islamic State, have shown no interest whatsoever in relaxing their iron grip on the areas they control, let alone in interfaith dialogue. It is their activities that have provoked Prince Charles to speak of the “horrendous and heartbreaking” way that ancient Christian communities in Syria and Iraq are being driven into exile or physically exterminated, bringing to an end centuries of peacef