Aam Janata Unnayan Party leader threatens to block NH34 on Dec 6 over Babri Masjid issue in West Bengal's Murshidabad district. Kolkata: Aam Janata Unnayan Party (AJUP) chairman and Nowda MLA Humayun Kabir on Monday renewed his warning over the Babri Masjid issue, threatening to block National Highway 34 on December 6, the day construction of the proposed mosque is scheduled to begin in West Bengal’s Murshidabad district.