MARSEILLE, France — The bright cafeteria of St. Mauront Catholic School is conspicuously quiet: It is Ramadan, and 80 percent of the students are Muslim. When the lunch bell rings, girls and boys stream out past the crucifixes and the large wooden cross in the corridor, heading for Muslim midday prayer.
“There is respect for our religion here,” said Nadia Oualane, 14, a student of Algerian descent who wears her hair hidden under a black head scarf. “In the public school,” she added, gesturing at nearby buildings, “I would not be allowed to wear a veil.”...