History · Magadhan Empire

Consider the following statements regarding the administrative organisation of Magadha during the Haryanka and Nanda periods: 1. The king exercised supreme authority but was supported by a structured council whose members were salaried officials rather than hereditary nobles. 2. Magadha was the first major Mahajanapada to introduce a centralised standing army directly maintained by the state treasury. 3. The administrative system of Magadha consciously reduced the political influence of the Brahmanas, unlike Kosala and Kashi. Which of the statements given above are correct?