Tamil Nadu of India". Major global automobile companies including BMW, Ford, Robert Bosch, Renault-Nissan, Caterpillar, Hyundai, Mitsubishi Motors, and Michelin as well as Indian automobile majors like Mahindra & Mahindra, Ashok Leyland, Hindustan Motors, TVS Motors, Irizar-TVS, Royal Enfield, MRF, Apollo Tyres, TAFE Tractors, DaimlerChrysler AG Company also invested () 4 billion for establishing new plant in Tamil Nadu. Tamil Nadu is one of the highly industrialised states in India. Over 11% of the "S&P CNX 500" conglomerates have corporate offices in Tamil Nadu. Many heavy engineering and manufacturing companies are located in and around the suburbs of Chennai. Bharat Heavy Electricals,
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