Tamil Nadu diaspora Tamil Nadu diaspora The Tamil Nadu diaspora ( ("Ayalakat Tamiļar")) also known as Madrasi diaspora (after Madras, erstwhile name of Tamil Nadu) comprises people who have emigrated from South Indian state of Tamil Nadu, (and other adjacent Tamil speaking areas) to other non-Tamil Indian states and other countries, and people of Tamil Nadu descent (and other adjacent Tamil speaking areas) born or residing in other non-Tamil Indian states and other countries. Many of Tamil emigrants who left shores of Tamil Nadu before 18th Century and mixed with countless other ethnicities. In medieval period Tamilians emigrated as soldiers, traders and labourers
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