The caste system in India divides Hindus into four main categories - Brahmins, Kshatriyas, Vaishyas and the Shudras. The main castes were further divided into about 3,000 castes and 25,000 sub-castes, each based on their specific occupation.
The only known ruler in the history of india to have fixed the prices of different commodities, rigidly enforced quality control and ensured easy availability of essential commodities was