US Department of Defense

The U.S. Department of Defense (DoD) is a federal agency responsible for coordinating and overseeing the country’s military forces, including the Army, Navy, Air Force, Marine Corps, and Space Force. Its primary mission is to ensure national security by defending the United States from threats abroad and at home. The DoD manages military operations, develops defense strategies, and provides support for military personnel. It also collaborates with allied nations and maintains technological and logistical capabilities to protect U.S. interests worldwide, acting as the executive branch’s voice for national defense and military affairs.