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
Gaius Octavius (tribune 216 BC) disastrous battle of Cannae, being one of few survivors. When the Carthaginians marched into the Roman camp, Octavius and his colleague, tribune P. Sempronius Tuditanus, managed to cut their way through the enemy and arrived safely in Canusium. He served in Sicilia (modern Sicily) under the praetor Lucius Aemilius Papus in 205 BC, but it is unknown whether he took part in some other expedition. Gaius Octavius (tribune 216 BC) Gaius Octavius (fl. 216 BC) was a Roman army officer who was active during the third century BC. He was the son of the equestrian Gaius Octavius and grandson of