If Nicolas Sarkozy had been allowed to have his way, he could have saved France. Last Summer the outspoken minister of the Interior was France’s most popular politician with his promise to restore the law of the Republic in the various virtually self-ruling immigrant areas surrounding the major French cities. These areas, which some compare to the “millet” system of the former Ottoman Empire, where each religious community (millet) conducted its own social and cultural life in its own neighbourhoods, exist not only in France, but also in Muslim neighbourhoods in Belgium, the Netherlands, Denmark, Sweden and other countries. The...