GOLAGHAT, July 30: Naga extremists have stepped up their extortion drive in the 'B' and 'C' sectors of the Assam Nagaland border within Golaghat district. The poor villagers living in the 'B' and 'C' sectors are forced to spend sleepless nights due to the threats received from the extremists. The villagers of Natun Raja Pukhuri, Ranipukhuri, Chetiagaon, Chandalachung, Dolipather within Dhansiri sub-division alleged that the district administration is doing nothing against the extremists who have continued killing, kidnapping and looting the non-Naga people. The Naga extremists have resorted to torturing and collecting taxes from the non-Naga people since a long time. Besides they have also served notices to the border area people living in 'B' and 'C' sector to vacate their villages. As a result the people had to leave their villages to safer places. The people of the villages alleged that the local MLA and Minister of Border Development Area has not done anything for the protection of their lives and property inspite of repeated appeals to solve the vexed border problem within a short time.