Hello Tripti,

University of Madras is one of the reputated public state university in Chennai, Tamil Nadu. It is one of the oldest universities in India. As per the eligibility you should be passed in the B.A Political Science / History or any other degree recognized by the University of Madras. You can check the other information related the admission, Fees etc. with the given below link.

http://egovernance.unom.ac.in/CBCS1920/download/Prospectus%202019-2020.pd

Good Luck!