BJP chief Nitin Nabin to lead "Loktantra Bachao, Arajakta Hatao" rally in Kolkata as part of nationwide campaign against Opposition protests over electoral roll revision. Kolkata: Bharatiya Janata Party national president Nitin Nabin will arrive in Kolkata on Monday afternoon to lead the party’s “Loktantra Bachao, Arajakta Hatao” (save democracy, eliminate anarchy) rally, which will begin at College Street and conclude at Esplanade in central Kolkata.