Hannibal forms that the complicated machinery of government continued to function even amidst disaster—there are few states in the ancient world in which a general who had lost a battle like Cannae would have dared to remain, let alone would have continued to be treated respectfully as head of state. According to the historian Livy, the Romans feared Hannibal's military genius, and during Hannibal's march against Rome in 211 BC "a messenger who had travelled from Fregellae for a day and a night without stopping created great alarm in Rome, and the excitement was increased by people running about the City
Potenza at present, some south of today's Potenza. The Lucani of Potentia sided against Rome's enemies during the latter's wars against the Samnites and the Bruttii. Subjugated during the 4th century BC (later gaining the status of "municipium"), the Potentini rebelled after the Roman defeat at Cannae in 216 BC. However, the Battle of the Metaurus marked the end of any Carthaginian aspirations in Italy and Potentia was reconquered by the Romans and reduced to the status of military colony. In the 6th century, the city passed to the Lombard Duchy of Benevento. Incursions by Saracens raiders menaced the city until