Miletus was first occupied in 1400 B.C. by Minoans from Crete, then Mycenaeans from the Peloponnese, then by refugees from Greece during the Dorian invasion. It prospered and grew wealthy from colonies on the Mediterranean, the Black Sea and even in Egypt. Miletus became the most important of thecities of Ionia, and was one of the first cities in the ancient world to mint