Use the drop-down menus to complete the sentences. The Phoenicians relied on expert navigation to create a network of trade routes throughout the Mediterranean Sea. They used raw materials to make trade goods which they then to other countries. To support their trade routes, the Phoenicians established , some of which grew into powerful city-states such as Carthage in North Africa. Through cultural diffusion, Phoenician achievements such as their were spread to other civilizations and remain in use today.