Ooty, April 25 -- Tamil Nadu Governor RN Ravi attacked the state government and alleged that the Tamil Nadu police threatened the vice-chancellors of universities not to participate in the two-day conference in Udhagamandalam on Friday.

"Unfortunately, in this conference, the state universities are not participating. They have informed me, both in writing and verbally, that the state government instructed them not to participate. As of now, one of our VCs is in the police station. Some vice chancellors had reached Ooty, and an unprecedented event occurred. It never happened before. There was a midnight knock on their doors, and the secret police, a special branch of the state, informed them that if they participated in the conference, th...