Arunachal Pradesh is a thinly populated hilly tract lying on the north-east extremity of India comprising roughly 83,573 square kilometers. The Pradesh is known to be rich in flora, fauna, power and mineral potential. Previously this region was known as the North East Frontier Agency (NEFA) and constituted a part of the state of Assam. Arunachal Pradesh became an independent state on 20th February 1987. It is bounded by independent countries on the three sides and by Assam and Nagaland in the south. The long international border comprises of Bhutan on its west (160 km), the Tibet region of China on its northern and north east border (1080 km) and Myanmar (formerly Burma (440km) on the eastern border.