In recent years, it has gained notoriety as one of the districts with the highest prevalence of HIV/AIDS in the country.
Korran and his father Pittan are mentioned as part of a genealogy of Chera kings in the Pugalur inscriptions of Karur district in the 2nd century AD, the ancient capital of the Chera dynasty.
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Krishnamachari was born in a Vaishnavite Brahmin family in the village of Vangal in the then Karur District on 8 February 1881.
He was elected to represent the constituency Vedasandur, then a constituency of dindigul district (Currently under the constituency of Karur district), in the elections of 1989, 1991, and 1996.