Libya–European Union relations known as Cyrenaica. The Greeks of the Pentapolis resisted encroachments by the Ancient Egyptians from the East, as well as by the Carthaginians from the West, but in 525 BCE the Persian army of Cambyses II overran Cyrenaica, which for the next two centuries remained under Persian or Egyptian rule. Alexander was greeted by the Greeks when he entered Cyrenaica in 331 BCE, and Eastern Libya again fell under the control of the Greeks, this time as part of the Ptolemaic Kingdom. The Carthaginian Empire rose to power to hold sway over the coast of much of modern-day Libya, but
Name of Greece "Graecia" (Greek: ), literally meaning 'the land of the Greeks', which was used by Ancient Romans to denote the area of modern-day Greece. Similarly, the Latin name of the nation was "Graeci", which is the origin of the English name "Greeks". Those names, in turn, trace their origin from "Graecus", the Latin adaptation of the Greek name Γραικός (pl. ), which means 'Greek', but its etymology remains uncertain. It is unclear why the Romans called the country "Graecia" and its people "Graeci", but the Greeks called their land "Hellas" and themselves "Hellenes". Several speculations have been made. William Smith notes