In the Egyptian city of Alexandria, a crowd of Muslim demonstrators tries to storm a Coptic church to protest at a play about a Muslim campaign to convert Christians. In Iraq, the Christian middle class is emigrating in droves, fearful of the daily violence and the hostility it now encounters from Islamists. In Saudi Arabia, churches and other places of non-Muslim worship are banned, and foreign workers who try to hold secret Christian services are jailed, flogged and often deported. In the land of its birth, Christianity is in sad decline as the pressures of life under Israeli occupation and...