http://www.atimes.com/hindutva-takes-tamil-nationalism/
The BJP’s approach is based on the assumption that the predominantly Hindu Tamils could be persuaded to embrace Hindu nationalism based on Hindutva, which calls for a homogeneous identity for all Hindus by eschewing other markers, languages and cultures.
This runs counter to Tamil nationalism, which derives its identity from language and rejects religion as a marker of Tamil identity.
The BJP’s approach is based on the assumption that the predominantly Hindu Tamils could be persuaded to embrace Hindu nationalism based on Hindutva, which calls for a homogeneous identity for all Hindus by eschewing other markers, languages and cultures.
This runs counter to Tamil nationalism, which derives its identity from language and rejects religion as a marker of Tamil identity.