The US Military is the armed forces of the United States, responsible for defending the country and its interests. It consists of five main branches: the Army, Navy, Air Force, Marine Corps, and Coast Guard. Each branch has specific roles, such as land combat, naval operations, air defense, and maritime security. The Department of Defense oversees the US Military, ensuring readiness and coordination among the branches. The military engages in various missions, including combat operations, humanitarian assistance, and disaster relief, both domestically and internationally. Its personnel are trained to respond to a wide range of challenges and threats.