How all this will shake out at the polls will become clearer next month, when four states-west Bengal and Assam in the east, Tamil Nadu and Kerala in the south-hold assembly elections.
The missile was fired March 21 from a naval ship in the Bay of Bengal off India's east coast, BrahMos aerospace chief A. Sivathanu Pillai told the Press Trust of India news agency.
The name India is derived from the Indus River. It borders Pakistan to the west, China, Nepal, and Bhutan to the North-East, Bangladesh and Burma, and the Bay of Bengal to the east.