Arunachal Pradesh is today celebrating its statehood day. On this day, 20th February 1987, it has become full fledged state. Previously, it was a union territory. It was also known as NEFA ( North East Frontier Agency) and was administered through Ministry of External Affairs by political officers and Governor of Assam, till 1972. In 1972, it became a union territory and was placed under a chief commissioner.
After 3 years, in 1975, it acquired a legislature. And finally, on 20th February 1987 Statehood was conferred on Arunachal Pradesh when Rajiv Gandhi was the Prime Minister and it became the 25th State of the Union of India.