Nagaland: Geography, Physiography, Tribes, History, Culture and Economy Introduction Nagaland is a mountainous state in Northeast India , renowned for its spectacular hills, rich tribal heritage, vibrant festivals, traditional villages and diverse indigenous cultures. Often described as a land of extraordinary cultural diversity, Nagaland occupies an important geographical position between the Brahmaputra, Barak and Chindwin river systems . The state shares its boundaries with Assam to the west , Arunachal Pradesh and Assam to the north , Manipur to the south , and Myanmar to the east . Kohima is the capital of Nagaland, while Dimapur is its largest urban centre and an important commercial gateway. Nagaland covers approximately 16,579 square kilometres . According to the 2011 Census , the state had a population of 1,978,502 . Its mountainous terrain, distinctive tribal societies and rich biodiversity make Nagaland an important region for studying the geography, history and culture o...