Pincer movement on the left of his formation, hidden from view, under the command of Coenus and Demitrius. The units were then able to follow Porus's cavalry around, trapping them in a classic pincer movement. That tactically-astute move from Alexander was key in ensuring what many regard as his last great victory. The most famous example of its use was at the Battle of Cannae in 216 BC, when Hannibal executed the maneuver against the Romans. Military historians view it as one of the greatest battlefield maneuvers in history and cite it as the first successful use of the pincer movement that
Gelo, son of Hiero II title of king. Livy asserts that, after the huge defeat suffered by the Romans at Cannae, Gelo was preparing to abandon the alliance of Rome for that of Carthage. According to this account, he began making friendly overtures to the cities allied to Rome and might have convinced the entire island of Sicily to defect to the Carthaginian side, had he not died later in the year of 216 BC. However, this seems quite at variance with the statement of Polybius of his uniform submission to his father's views and may very likely deserve as little credit as Livy's insinuation