North Africa, History Of, Carthaginian supremacy

By the 5th century BC, active military participation by Tyre in the west had doubtlessly ceased; from the latter half of the 6th century Tyre was under Persian rule. Carthage thus became the leader of the western Phoenicians and in the 5th century formed an empire of its own, centred on North Africa, which included existing Phoenician settlements, new ones founded by Carthage