Cyrenaica Cyrenaica Cyrenaica ( ; , , after the city of Cyrene; ) is the eastern coastal region of Libya. Also known as "Pentapolis" ("Five Cities") in antiquity, it formed part of the Roman province of Crete and Cyrenaica, later divided into "Libya Pentapolis" and "Libya Sicca". During the Islamic period, the area came to be known as "Barqa", after the city of Barca. Cyrenaica was the name of an administrative division of Italian Libya from 1927 until 1943, then under British military and civil administration from 1943 until 1951, and finally in the Kingdom of Libya from 1951 until 1963.
Greek colonisation of the Teians. On the eastern shore, which was known in ancient times as Colchis and in which today for the greater part is in Georgia and the autonomous region of Abkhazia, the Greeks founded the cities of Phasis and Dioscouris. The latter was called "Sebastopolis" by the Romans and Byzantines and is known today as Sukhumi—the ruins of the ancient and Byzantine foundations are now found principally below the waterline. The Greek colonies expanded as far as the Iberian Peninsula and North Africa. In North Africa, on the peninsula of Cyrenaica, colonists from Thera founded Cyrene, which evolved into