Norman conquest of southern Italy Ofanto near Cannae, the site of Hannibal's victory over the Romans in 216 BC, and the Battle of Cannae was a decisive Byzantine victory; Amatus wrote that only ten Normans survived from a contingent of 250. After the battle, Ranulf Drengot (one of the Norman survivors) was elected leader of their company. Boioannes protected his gains by building a fortress at the Apennine pass, guarding the entrance to the Apulian plain. In 1019 Troia (as the fortress was known) was garrisoned by Boioannes' Norman troops, an indication of Norman willingness to fight on either side. With Norman mercenaries on both
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