Kalinga is the name of the coastal region lying between the Godavari and Mahanadi rivers. It is the ancient name of Orissa. Ashoka was in a war to conquer Kalinga.
The modern name of Kalinga is Odisha.
The Gajapati dynasty and the Suryavansh or Nandapur were the last rulers of Kalinga.
The name Bengal is derived from the ancient kingdom called Banga.