Pontine Islands politically troubling citizens. Some two thousands years later the islands were used for the same reason by the Fascist regime. Agrippina the Younger, mother to the future Roman emperor, Nero, was exiled to the Pontine Islands by her brother, the then Roman emperor, Caligula, in 39 AD, before having the exile lifted by her uncle, the emperor Claudius upon his succession. Deposed Pope Saint Silverius was exiled here in 537 where he would die soon afterwards. The Pontine were abandoned during the Middle Ages due to constant raids by Saracens and pirates. During the 18th century, the Kingdom of Naples
Roman emperor Emperor Theodosius I's sons Arcadius and Honorius succeeded as co-emperors. Eighty-five years later, following Germanic migrations which had reduced the empire's effective control across Brittania, Gaul and Hispania and a series of military coup d'état which drove Emperor Nepos out of Italy, the idea of dividing the position of emperor was formally abolished by Emperor Zeno (480). The Roman Empire survived in the east until 1453, but the marginalization of the former heartland of Italy to the empire had a profound cultural impact on the empire and the position of emperor. In 620, the official language was changed from Latin