Lucknow: At least six people died as violent clashes with police rocked Uttar Pradesh on Friday while thousands rallied in Delhi and several other cities with tricolour and 'Save Constitution' banners as part of raging protests across states against the amended citizenship law and the proposed NRC.

Taking the nationwide toll to nine in two days, six people were killed during protests at various places in UP, where police retaliated with tear gas shells and rubber bullets after protests turned violent.