New Delhi police briefly detained Congress leader Rahul Gandhi and other opposition members on Monday as they protested a controversial revised electoral roll in Bihar and alleged "vote theft" by the ruling Bharatiya Janata Party (BJP).

Uddhav Thackeray launched a blistering attack on the Election Commission Monday afternoon, accusing it of colluding with the BJP to commit voter fraud by manipulating electoral rolls for last year's Maharashtra Assembly and Karnataka elections.

"The entire opposition is fighting against this. It will be very difficult for the Election Commission to hide now," says Leader of Opposition Rahul Gandhi

Rahul Gandhi detained during a protest march, expressing concerns over voter lists and the importance of protecting the constitution.