After the fall of the Roman Empire, Rome became a center of evangelization for barbarian peoples. In this video, you will discover the role of Saint Gregory the Great, one of the most important popes in history, in the evangelization of England, carried out by a group of Roman monks led by Saint Augustine of Canterbury. In Rome, the tomb of Saint Cyril, inventor of the Cyrillic alphabet and one of the evangelizers of the Slavic peoples, is also preserved.