United States Navy (U.S. Navy)

The United States Navy is the naval branch of the U.S. armed forces, responsible for maritime defense, national security, and global presence. It operates ships, submarines, aircraft, and weapon systems to protect U.S. interests at sea, support allies, and ensure freedom of navigation. The Navy engages in combat, humanitarian aid, disaster relief, and scientific research. It also develops advanced technology and trains personnel to serve worldwide. As a key component of national defense, the U.S. Navy plays a critical role in maintaining peace, deterring threats, and projecting power across international waters.