New Delhi, Jan 21 (SocialNews.XYZ) Prime Minister Narendra Modi on Wednesday extended heartfelt greetings to the people of Manipur, Tripura and Meghalaya on the occasion of their Statehood Day and hoped that the states continue to scale new heights of development in the coming times. Tripura, Manipur, and Meghalaya were granted full statehood on January 21, 1972, under the North Eastern Areas Reorganisation Act, 1971.