The region has witnessed a lot of change since 1947. Tripura, Manipur, and Khasi Hills of Meghalaya were the erstwhile Princely States which merged with India after Independence. The entire region of the Northeast has undergone considerable political reorganization. The Partition of India in 1947 reduced the Northeast to a landlocked region and affected its economy. Cut off from the rest of India, the region suffered neglect in developmental terms.

Which of the following state was not formed in the year 1972?

Mizoram

Meghalaya, Manipur, and Tripura were created in 1972. Mizoram became a separate State only in 1987.