This trend poses a significant problem for the states of Bihar , Uttar Pradesh , Jharkhand , Chhattisgarh , Orissa , Maharashtra , West Bengal , Karnataka and Andhra Pradesh which are affected by Naxalism . This trend poses a significant problem for the states of Bihar , Uttar Pradesh , Jharkhand , Chhattisgarh , Orissa , Maharashtra , West Bengal , Karnataka and Andhra Pradesh which have influence of Naxalism .