History of Chennai of the economy of the region, the English settlement and their fort of 1639-40, which was the basis for the presently named city of Chennai, was likely called Madras as well by the rest of India. The DMK renamed Madras to Chennai as DMK founder Anna renamed Madras State as Tamil Nadu. chennai History of Chennai Chennai, formerly known as Madras, is the capital of the state of Tamil Nadu and is India's fourth largest city. It is located on the Coromandel Coast of the Bay of Bengal. With an estimated population of 8.9 million (2014), the 400-year-old city is
Geography of Tamil Nadu Geography of Tamil Nadu Tamil Nadu is the eleventh largest state in India and covers an area of . It is bordered by Kerala to the west, Karnataka to the northwest, Andhra Pradesh to the north, the Bay of Bengal to the east and the Indian Ocean to the south. Cape Comorin (Kanyakumari), the southernmost tip of the Indian Peninsula which is the meeting point of the Arabian Sea, the Bay of Bengal, and the Indian Ocean. The western, southern and the north-western parts are hilly and rich in vegetation. Tamil Nadu is the only state in India which has