Veneto of their Celtic neighbours. During the 3rd century BC, the Veneti, together with the Cenomani Celts on their western border, sided with the Romans, as Rome expanded and struggled against the Insubres and Boii (Celts). During the Second Punic War (218 – 202 BC), the Veneti even sent a contingent of soldiers to fight alongside the Romans against Hannibal and the invading Carthaginians. These Venetians were among those slaughtered at the Battle of Cannae (216 BC). In 181 BC a Roman triumvirate of Publius Cornelius Scipio Nasica, Caius Flaminius, and Lucius Manlius Acidinus founded a Latin colony at Aquileia as
Early Middle Ages had broken down, and the Roman army comprised mainly barbarians and soldiers recruited for a single campaign. The general decline in discipline also led to the use of smaller shields and lighter weaponry. Not wanting to share the glory, Eastern Emperor Valens ordered an attack on the Therving infantry under Fritigern without waiting for Western Emperor Gratian, who was on the way with reinforcements. While the Romans were fully engaged, the Greuthung cavalry arrived. Only one-third of the Roman army managed to escape. This represented the most shattering defeat that the Romans had suffered since the Battle of Cannae (216