 Complete the following phrase:  From the first half of the 5th century BC, Campanian Etruria lost its Etruscan character, and the new international political situation meant the beginning of the Etruscan decline. In 480 BC, Etrurias ally Carthage was defeated by a coalition of Magna Graecia cities led by Syracuse. A few years later, in 474, Syracuses tyrant Hiero defeated the Etruscans at the 