High Quality Content by WIKIPEDIA articles! The Greco-Bactrian Kingdom was (along with the Indo-Greek Kingdom) the easternmost part of the Hellenistic world, covering Bactria and Sogdiana in Central Asia from 250 to 125 BC. The expansion of the Greco-Bactrians into northern India from 180 BC established the Indo-Greek Kingdom, which was to last until around 10 AD.