Vaiko is now the general secretary of the
MDMK party. Vaiko was a part of
Dravida Munnetra Kazhagam (DMK) and was formerly a close colleague of former
Chief Minister of Tamil Nadu,
Kalaignar M. Karunanidhi. Vaiko has been involved in and led
anti-Hindi agitations of Tamil Nadu. He entered the
Rajya Sabha in 1978 and has been member of the Upper House for three terms. He has also been elected to the
Lok Sabha twice. Vaiko protested against
Kerala's demand for a new dam at
Mullaperiyar and proposed building of dams in Pambar and
Siruvani. Vaiko also supported national interlinking of rivers and
Sethusamudram Shipping Canal Project. Vaiko filed a Public Interest Litigation (PIL) in
Madras High Court requesting closure of the copper smelting plant of
Sterlite Industries in
Tuticorin which did not follow the waste management procedures correctly and leading to the closure of the plant. Vaiko often goes on foot marches along with his party cadres to attract attention to issues.
Support of LTTE Vaiko unequivocally supported
Liberation Tigers of Tamil Eelam (LTTE) and other organizations fighting for a separate
Tamil Eelam country in
Sri Lanka. He made a trip to
Eelam 1989 at the height of the
Tamil Tigers war with
Sri Lankan Army when
IPKF Indian Peace Keeping Force was at
Jaffna. Vaiko was the first member of Parliament and chief of a registered political party in the country to be detained under the
Prevention of Terrorism Act, 2002 by
Jayalalithaa government. He was released after spending 18 months in prison. In 2008,
Criminal Investigation Department of Tamil Nadu police arrested Vaiko on charges of sedition. The charges stemmed from speeches Vaiko made at a party meeting on the Sri Lankan issue and the government's raids into LTTE-held areas on 21 October 2008. Vaiko has said that India should retract its ban on the LTTE, claiming the ban was a shield to suppress freedom of expression and stifle the voice of the Opposition. On 3 April 2017, Vaiko was jailed in for sedition case filed by DMK in their 2010 regime. ==Election Contested==