 Complete the following phrase:  As a result of this victory, many parts of Italy joined Hannibals cause. As Polybius notes, How much more serious was the defeat of Cannae, than those that preceded it can be seen by the behavior of Romes allies; before that fateful day, their loyalty remained unshaken, now it began to waver for the simple reason that they despaired of Roman Power. During that same year, the Greek cities in Sicily were induced to revolt against Roman political control, while Macedonian King Philip V pledged his support to Hannibal  thus initiating the 