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The Pentagon, headquarters of the United States Department of Defense. The United States Department of Defense (DoD) has a complex organizational structure.It includes the Army, Navy, the Marine Corps, Air Force, Space Force, the Unified combatant commands, U.S. elements of multinational commands (such as NATO and NORAD), as well as non-combat agencies such as the Defense Intelligence Agency ...
English: Organizations and Functions of the Department of Defense The Department of Defense (DoD) is responsible for providing the military forces needed to deter war and protect the security of the United States (U.S.). The major elements of these forces are the Army, Navy, Air Force, and Marine Corps.
The chain of command leads from the president (as commander-in-chief) through the secretary of defense down to the newest recruits. [2] [3] The United States Armed Forces are organized through the United States Department of Defense, which oversees a complex structure of joint command and control functions with many units reporting to various commanding officers.
The United States Army is made up of three components: one active—the Regular Army; and two reserve components—the Army National Guard and the Army Reserve. Both reserve components are primarily composed of part-time soldiers who train once a month, known as Battle Assembly , Unit Training Assemblies (UTAs), or simply "drills", while ...
The use of formalized ranks in a hierarchical structure came into widespread use with the Roman Army. [citation needed]In modern times, executive control, management and administration of military organization is typically undertaken by governments through a government department within the structure of public administration, often known as a ministry of defence or department of defense.
Structures of military commands and formations in 1989 (9 P) Pages in category "Military organizational structures" The following 5 pages are in this category, out of 5 total.
Its main responsibilities are to control the Armed Forces of the United States. It is headed by the Secretary of Defense . The department was established in 1947 and is divided into three major Departments—the Department of the Army , Navy and Air Force , as well as a number of other component organizations.
The structure of the United States Air Force refers to the unit designators and organizational hierarchy of the United States Air Force, which starts at the most senior commands. The senior headquarters of the Department of the Air Force consists of distinct staffs in the Pentagon: the Secretariat or SAF Staff and the Headquarters Air Force or ...