The United States Department of Defense (DoD, [2] USDOD, or DOD) is an executive branch department of the federal government of the United States charged with coordinating and supervising the five U.S. armed services, the Army; Navy; Marines; Air Force; Space Force; the Coast Guard for some purposes, and related functions and agencies.

The United States secretary of defense (acronym: SecDef) is the head of the United States Department of Defense (DoD), the executive department of the U.S. Armed Forces, and is a high-ranking member of the federal cabinet. [5] [6] [7] The secretary of defense's position of command and authority over the military is second only to that of the president of the United States, who …

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 and the ...

The United States Department of Defense, also known as the USDoD, is a department in the United States government that is in charge of the military of the United States.It was created in 1947 and its headquarters is in The Pentagon in Washington, D.C..The person in charge of the Department of Defense is called the Secretary of Defense.The current Secretary of Defense is …

The Secretary of Defense serves as the principal defense policy advisor to the President and is responsible for overseeing the Department of Defense, [9] making decisions on military strategy, personnel, and budgetary issues.

The Department of Defense is America's largest government agency. Our mission is to provide the military forces needed to deter war and ensure our nation's security.

6 天之前 · U.S. Department of Defense (DoD), 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

The United States Space Command (USSPACECOM or SPACECOM) is a part of the United States Department of Defense. It oversees all military activities in outer space. The starting boundary of this area is set at 100 kilometers or 62 miles above sea level. [1]

2024年2月28日 · The Department of Defense is America's oldest and largest government agency, tracing its roots back to pre-Revolutionary times. Learn about key moments in DOD's rich history.

This is a partial list of agencies under the United States Department of Defense (DoD) which was formerly and shortly known as the National Military Establishment. Its main responsibilities are to control the Armed Forces of the United States. It is headed by the Secretary of Defense.