Police said that the Thangavel (85) took the extreme step to show his protest against 'Hindi imposition', reported news agency PTI.
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Adding more, the police said that Thangavel was a former DMK farmers' wing functionary, who arrived at the party office in the morning and raised slogans against 'Hindi imposition'.
He then allegedly poured kerosene on his body, set himself on fire with the help of a matchstick.
Despite his party workers and public tried to save him, Thangavel died on the spot, they said. From his belongings, police recovered a paper addressing the Central Government which read "there is no need for imposing Hindi when Tamil language is here."
With PTI inputs.
