Sicilia (Roman province) their class.". The Second Punic War, which ran from 212 to 202 BC, was initiated by Hannibal, who was aware of the importance of the Italian "socii" to Rome and accordingly decided to attack the Romans on their own turf, passing through Gaul, over the Alps and into Italy. In a particularly difficult moment for Rome after the defeat at the Battle of Cannae (216 BC), Hiero II died (215 BC). His successor was his fifteen-year-old grandson Hieronymus, who decided to switch to the Carthaginian side. This act arose from a period of intense conflict at Syracuse between the pro-Roman
Socii to raise a double-strength army of four legions and four "alae" e.g. at the Battle of Cannae in 216 BC, where each Consul commanded an army of about 40,000 men. Polybius states that the Romans and their allies could draw on a grand total of 770,000 men fit to bear arms (of which 70,000 met the property requirement for cavalry) in 225 BC, shortly before the start of the Second Punic War. The Romans reportedly asked their allies for an urgent register of all "men fit to bear arms" for a "tumultus Gallicus". Polybius' subtotals, however, are garbled, as he