Basil Boioannes detachment of the elite Varangian Guard was sent. The two forces met on the river Ofanto near Cannae, the site of Hannibal's victory over the Romans in 216 BC. In the second Battle of Cannae, Boioannes achieved an equally decisive victory. Boioannes protected his gains by immediately building a great fortress at the Apennine pass guarding the entrance to the Apulian plain. Troia, named after the ancient city of Asia Minor, was garrisoned by Boioannes' own contingent of Norman troops in 1019. Soon, all the Mezzogiorno had submitted to Byzantine authority, with the exception of the Duchy of Benevento, which
Battle of Utica (203 BC) and the reconquest of the parts of Sicily that had been temporarily lost after the battle of Cannae, the Romans secured a base for a naval assault on Carthage. They made use of that by carrying out a number of raids on African soil in 208, 207 and 205 BC. Since 206 BC, when Scipio Africanus finally expelled the Carthaginians from Iberia (see the battle of Ilipa), he was preoccupied with the idea that Africa should be the next target. To this end, he concluded an alliance with Syphax – one of the most powerful Numidian rulers at the time