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The United States Department of the Navy ( DON) is one of the three military departments within the Department of Defense of the United States of America. It was established by an Act of Congress on 30 April 1798, at the urging of Secretary of War James McHenry, to provide a government organizational structure to the United States Navy (USN ...
- 30 April 1798; 225 years ago
Army. Marine Corps. Navy. Air Force. Space Force. Coast Guard. National Guard. Combatant Commands. The Defense Department has 11 combatant commands, each with a geographic or functional mission...
Feb 28, 2024 · JULY 26, 1947. President Harry S. Truman signs the National Security Act, which replaces the War Department with a unified department known as the National Military Establishment. The Army ...
The Navy’s structure is not as straightforward as the other military services — it’s pretty complex. There are two chains of command: operational and administrative. These sometimes overlap ...
The United States Navy is part of the Department of the Navy, alongside the United States Marine Corps, which is its coequal sister service. The Department of the Navy is headed by the civilian secretary of the Navy. The Department of the Navy is itself a military department of the Department of Defense, which is headed by the secretary of defense.
- United States
19 hours ago · U.S. Department of Defense, executive division of the U.S. federal government responsible for ensuring national security and supervising U.S. military forces. Based in the Pentagon, it includes the Joint Chiefs of Staff, the departments of the U.S. Army, U.S. Navy, and U.S. Air Force, and numerous.
The Department of Defense is composed of the Office of the Secretary of Defense , the Joint Chiefs of Staff and the Joint Staff , Office of the Inspector General , the Combatant Commands, the Military Departments (Department of the Army (DA), Department of the Navy (DON) & Department of the Air Force (DAF)), the Defense Agencies and Department ...
