the united states division of the Navy (DON) was centered by means of an Act of Congress on 30 April 1798 to offer a executive organizational construction to the U.S. Navy and, from 1834 onwards, for the us Marine Corps, and when directed by using the President, for the us Coast protect as a service throughout the Navy. The department of the Navy was an executive department and the Secretary of the Navy was a member of the President’s cupboard except 1949, when amendments to the national safety Act of 1947 changed the title of the nationwide armed forces establishment to the department of safeguard and made it an government department. The department of the Navy then was, together with the division of the military and department of the Air power, a military department inside the division of safeguard: subject to the authority, direction and regulate of the Secretary of defense. The department of the Navy is headed by using the Secretary of the Navy, also known as the SECNAV in naval jargon, who has the authority to behavior all of the affairs of the department: topic to lawful authority, the Secretary of protection, and the President. The Secretary of the Navy is appointed by using the President with the advice and consent of the Senate. The Secretary is assisted through an below Secretary of the Navy, four Assistant Secretaries of the Navy and a basic advice of the department of the Navy, who are additionally appointed through the President with the recommendation and consent of the Senate.