This is a new study of the history, archaeology and numismatics of Central Asia, an area of great significance for our understanding of the ancient and early medieval world. This vast, land-locked region, with its extreme continental climate, was a centre of civilization with great metropolises. Its cosmopolitan population followed different religions (Zoroastrianism, Christianity, Buddhism), and traded extensively with China, India, the Middle East, and Europe. The millennium from the overthrow of the first world empire of Achaemenian Persians by Alexander the Great to the arrival of the...