“It is now obvious that Islam in Europe has not followed a process of Westernization; instead, the West becomes increasingly compliant to accommodate the religious and political norms of Muslim immigrants out of a fear of social unrest and terrorism.”

Well, if that is now obvious, even to those who mulishly continue to look away, it is only because there is no safe place, with jihadists besieging the continent in attacks separated by just days—sometimes just hours. But this grim diagnosis of the West’s submission to Islam is not a reaction to recent atrocities like the beheading of a British soldier on the streets of London, the mass-murder in Paris’s Bataclan concert hall, or the bombings at crowded transportation hubs in Brussels. It is, instead, the perspicacious analysis of Bat Ye’or, the great scholar of ...