Great Migrations. Several centuries of unsettled conditions and regress followed the collapse of the Bronze Age (3000-1100 B.C.E.) civilization in Greece and the Aegean region. This so-called Dark Age (1000-800 B.C.E.) was a time of movement throughout the eastern Mediterranean. In Greece proper mass migrations took place from the north to the south and from the west to the east. The Dorian Greeks moved into Greece from the north, traversed the peninsula, and finally settled in the Peloponnese. Meanwhile, an overflow of Dorians from the Peloponnese colonized some of the southern Cyclades islands, Crete, Rhodes, and the southwestern corner of Asia Minor. The Aeolians came from Thessaly and settled on the island of Lesbos and in the northwestern corner of the Asiatic mainland. A third group called the Ionians came from south central Greece, chiefly Attica and the island of Euboea, and established themselves...