Throughout the Arab world, Islam is not just the state religion. In some countries, such as Saudi Arabia, the Koran is by law the state constitution and the practice of other faiths is a serious crime. Egypt always has prided itself on greater tolerance than the Saudis, in part because Egypt also is home to a large Coptic Christian community, which accounts for 10 to 15 percent of the country's population. While the Copts periodically complain of government harassment, and in recent years many of their churches have been burned, they make a significant contribution to Egypt's economy. Egypt matters...