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.

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.

MISSION The mission of the Department of Defense is to provide a lethal Joint Force to defend the security of our country and sustain American influence abroad.

The Department of Defense (DOD) provides the military forces needed to deter war, and to protect the security of the United States.

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 ...

Jan 25, 2025 · Secretary of Defense Pete Hegseth was sworn into his new role leading America's 3.5 million service members and civilians by Vice President JD Vance.

6 days ago · 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 numerous defense agencies and allied services.

Jan 21, 2025 · By the authority vested in me as President by the Constitution and the laws of the United States of America, it is hereby ordered: Section 1.

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 National ...

WHS provides a range of administrative and operational services to the Office of the Secretary of Defense, specified DOD components, the general public, and for Federal Government activities.