Ancient Greek phonology in eastern Greece north of the Peloponnese: in Thessaly, in Locris, Phocis, and southern Aetolia, and in Boeotia, a region close to Athens. Aeolic was carried to Aeolis, on the coast of Asia Minor, and the nearby island of Lesbos. By the time of Ancient Greek, the only Aeolic dialects that remained in Greece were Thessalian and Boeotian. The Aeolic dialects of Greece adopted some characteristics of Doric, since they were located near Doric-speaking areas, while the Aeolian and Lesbian dialects remained pure. Boeotian underwent vowel shifts similar to those that occurred later in Koine Greek, converting to , to
Economy of East Asia known today as China, Japan, and Korea. These three ancient states traded an abundance of raw materials and high-quality manufactured goods, exchanged cultural ideas and practices, and had military conflicts with each other throughout the centuries. For much of East Asia's history, China was the largest and most advanced economy in the region and globally as a whole. During the first half of the Middle Ages, China was the most developed state in East Asia. The history of trade in East Asia was largely shaped by the history of trade within Ancient China. Ancient China had economic contacts with Persia