Economy of Tamil Nadu Main rail junctions in the state include Chennai, Coimbatore, Erode, Madurai, Salem, Tiruchirapalli and Tirunelveli . Chennai has a well-established Suburban Railway network, a Mass Rapid Transport System and is currently developing a Metro system, with its first underground stretch operational since May 2017. Tamil Nadu has a major international airport, Chennai International Airport, that is connected with 19 countries with more than 400 direct flights every day. Other international airports in Tamil Nadu include Coimbatore International Airport, Madurai International Airport and Tiruchirapalli International Airport. Chennai International Airport is currently the third largest airport in India after Mumbai and Delhi
History of Tamil Nadu Tamil political parties. They exerted pressure on the Indian government to intercede with the Sri Lankan government on behalf of the Sri Lankan Tamilians. However, LTTE lost much of its support from Tamil Nadu following the assassination of Rajiv Gandhi on 21 May 1991 by an operative from Sri Lanka for the former prime minister's role in sending Indian peacekeepers to Sri Lanka to disarm the LTTE. The east coast of Tamil Nadu was one of the areas affected by the Indian Ocean earthquake of 2004, during which almost 8000 people died in the disaster. The sixth most populous state