Economy of Tamil Nadu projects under operation in the public-private partnership (PPP) model. It is currently working on upgrading its road network, though the pace of work is considered slow. Tamil Nadu has a well-developed rail network as part of Southern Railway. Headquartered at Chennai, the present Southern Railway network extends over a large area of India's Southern Peninsula, covering the states of Tamil Nadu, Kerala, Puducherry, minor portions of Karnataka and Andhra Pradesh. Tamil Nadu has a total railway track length of 6,693 km and there are 690 railway stations in the state. The system connects it with most major cities in India.
1991 Indian general election in Tamil Nadu AIADMK swept Tamil Nadu, which proved to be an important state for Narasimha Rao and Congress to have a minority government at the national level, no cabinet berths were given to members from Tamil Nadu. Also all 4 council of ministers were from the Congress party. 1991 Indian general election in Tamil Nadu The Indian general election, 1991 polls in Tamil Nadu were held for 39 seats in the state. The result was a repeat landslide victory for Indian National Congress, and its ally Anna Dravida Munnetra Kazhagam, winning all 39 seats. The opposition party Dravida Munnetra Kazhagam, which was