The Church in France uses Fidei Donum priests (gift of Faith in Latin) This name is taken from an encyclical by Pope Pius XII, published in 1959, which authorizes bishops to "loan" diocesan priests to respond to missions abroad. “Between 2000 and 3000 foreign priests are present in France”, underlines Father Élie Delplace, coordinator of a cell which welcomes them within the Conference of Bishops of France (CEF)