Tamil Nadu the state. Chennai Super Kings represent the city of Chennai in the Indian Premier League, a popular Twenty20 league. The Super Kings are the most successful team in the league with three IPL titles at par with Mumbai Indians and two CLT20 titles. Tennis is also a popular sport in Tamil Nadu with notable international players including Ramesh Krishnan, Ramanathan Krishnan, Vijay Amritraj and Mahesh Bhupathi. Nirupama Vaidyanathan, the first Indian women to play in a grandslam tournament also hails from the state. The ATP Chennai Open tournament is held in Chennai every January. The Sports Development Authority of Tamil
History of Tamil Nadu in the Indian Union, Tamil Nadu was the seventh largest economy in 2005 among the states of India. The growing demands for skilled labour has caused increased number of educational institutions in Tamil Nadu. The widespread application of caste based affirmative action caused the state to have 69% of all educational and employment vacancies to be reserved to the backward castes. Such caste-based reservations have huge public support in Tamil Nadu, with no popular protests organised against its implementation. The politics of Tamil Nadu have gone through three distinct phases since independence. The domination of the Congress Party after 1947