The police had now booked the suspect under section 384 - punishment for extortion and 506(i) - criminal intimidation and the IT Act of the Indian Penal Code.

The protests have been paralyzing the nation's capital Delhi where thousands of people including women and children have camped their agitation in Shaheen Bagh for the past sixty days.

Cities like Chennai, Madurai, Trichy, and Coimbatore had staged protests against the police and against what they called the deployment of excessive forces.

In December and January, the Tamil Nadu 'Q' branch officials had detained dozens of people from Chennai, Bangalore, Delhi for allegedly plotting imminent attacks and indulging in radical activities.

Although most of the people had welcomed it, some had claimed that it would cause delays for the ambulances and fire engines as the sirens of these emergency vehicles would also be recorded by the decibel meters.

Raja alleged that Islamic terrorism has been rooting up across Tamil Nadu from the protests against Citizenship Amendment Act (CAA).

The police had identified that these men belong to Thanthai Periyar Dravidar Kazhagam, one of the Dravidian outfits, that functions in the state.

Earlier, the state police had registered the assailants under the Unlawful Activities Prevention Act (UAPA) which carries the provisions to declare the individuals as terrorists and to seize their properties.