Ancient Region in Asia Minor is a term that refers to three regions in the ancient world: Galatia, Aeolis, and Ionia. Galatia was an ancient region located in central Anatolia, which is now modern-day Turkey. It was inhabited by the Gauls, who were a Celtic people. Aeolis was an ancient region located in western Anatolia, which is now modern-day Turkey. It was inhabited by the Aeolians, who were an ancient Greek people. Ionia was an ancient region located in western Anatolia, which is now modern-day Turkey. It was inhabited by the Ionians, who were an ancient Greek people. All three of these regions were part of the ancient world and played an important role in the development of the region.