India, a country in Southeast Asia, the seventh largest and second largest populated and guarded by the Himalayas in the north and vast deposits of water on three sides have a rich heritage. India is known for its rapidly growing economy and a strong purchasing power. It is a federal republic divided into 28 states and seven union territories. States are divided into districts, which are the basic units of administration of the nation. See some of the largest cities of this diverse country, India.