The Indian Navy (IN; Hindi: भारतीय नौ सेना (Devanāgarī), Bhāratīya Nau Senā (Latin)) is the naval branch of the armed forces of India. The President of India serves as the Commander-in-Chief of the Navy. The Chief of Naval Staff (CNS), usually a four-star officer in the rank of Admiral, commands the navy. The Indian Navy is the fifth largest in the world. It played an important role in India's victory in the 1971 Indo-Pakistani War.