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 department of the U.S. federal government charged with coordinating and supervising the six U.S. armed services: the Army, Navy, Marines, Air Force, Space Force, the Coast Guard for some purposes, and related functions and agencies.

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

5 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

Jan 23, 2025 · The Department of Defense (DOD) is cabinet-level executive branch agency tasked with maintaining and overseeing the military forces of the United States. Its primary functions include overseeing the Army, Navy, Air Force, Marine Corps, and Space Force; creating military policies; and managing the defense budget .

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 ...

To provide insightful and forward-thinking national security advice and support to the Secretary of Defense and Department of Defense leadership on matters affecting strategy, planning,...

The 2022 National Defense Strategy (NDS) details the Department’s path forward into that decisive decade—from helping to protect the American people, to promoting global security, to seizing new strategic opportunities, and to realizing and defending our democratic values.

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 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.