Chennai in issuing 'L' and 'H' category visas for workers and professionals and was ranked eighth globally in terms of all category of visas being issued. The Foreigners Regional Registration Office (FRRO), which is the office of the field officers in charge of immigration and registration activities in the city, is located at Shastri Bhavan at Haddows Road. Chennai has sister city relationships with the following cities of the world: Chennai Chennai (; also known by its former name Madras or ) is the capital of the Indian state of Tamil Nadu. Located on the Coromandel Coast off the Bay of
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