The Indo-Greek Kingdom or even referred to as Graeco-Indian Kingdom incorporated various sections of the northwest as well as the northern Indian subcontinent. This entire phase of Indo-Greek Kingdom hegemony saw the reign of more than 30 Hellenistic kings, who were in constant conflict with each other. The phrase 'Indo-Greek Kingdom' is often used to describe a number of dynastic polities.
This kingdom was founded after the Greco-Bactrian king Demetrius invaded India in the early 2nd century BC. The Greeks in India were in due course were separated from the Greco-Bactrian Kingdom that was centred in Bactria. The rulers of this kingdom paid homage to the classical pantheon of Greek deities' inclusive of Zeus, Apollo, Athena amid others as found reference in the coins.