Assam is a state in Northeast India. Located south of the eastern Himalayas, Assam comprises the Brahmaputra Valley and the Barak Valley along with the Karbi Anglong and Dima Hasao districts with an area of 30,285 square miles (78,440 km2). Assam is surrounded by Seven States: Arunachal Pradesh, Nagaland, Manipur, Mizoram, Tripura, Meghalaya and Sikkim. Together it is seven sister and a brother which becomes the North east of India. Geographically Assam and these states are connected to the rest of India via a 22 kilometres (14 mi) strip of land in West Bengal called the Siliguri Corridor or "Chicken's Neck".
Arunachal Pradesh is one of the 29 states of India. Located in northeast India, it holds the most north-eastern position among the other states in the north-east region of India. Arunachal Pradesh borders the states of Assam and Nagaland to the south, and shares international borders with Bhutan in the west, Burma in the east and the country of Tibet in the north. Itanagar is the capital of the state. China claims the northern part of the state as a part of the Tibet Autonomous Region. Arunachal Pradesh, whose name means "land of the dawn-lit mountains", is also known as the Orchid State of India or the Paradise of the Botanists.