'On October 18, 1972, MGR announced the formation of a new political party -- the ADMK.' 'MGR now become more deeply involved in politics and with that came a parting of ways between Jayalalithaa and him.' 'For Jayalalithaa this was, in a way, liberation.' An exclusive excerpt from Vaasanthi's Amma: Jayalalithaa's Journey From Movie Star To Political Queen.