The northeastern states of India are often called the 'Seven Sisters of India' for the simple reason that there are seven states that form that part of the country. These states are known for their abundance of natural beauty, religious significance, and cultural extravaganza.
The 'Seven Sisters' of India which include Arunachal Pradesh, Assam, Meghalaya, Manipur, Mizoram, Nagaland, and Tripura are home to breathtaking terrains, exotic flora and fauna, and rich cultural heritage. These 'Seven Sisters' states are connected to mainland India through the Siliguri Corridor.
Gradually rest of the 4 states were formed. Nagaland was formed in 1963, Meghalaya in 1972, and Mizoram and Arunachal Pradesh in 1987. The Seven Sisters of India have religious, ethnic and cultural diversities and have rich, assorted and interesting tribal cultures and traditions.
