United States Navy

The United States Navy is a branch of the U.S. Armed Forces founded in 1775, responsible for naval warfare, sea control, and the projection of power at sea, from the sea, and from the air. As a government agency under the Department of Defense, the Navy maintains the maritime security of the United States and supports its allies and partners worldwide. The Navy operates a vast fleet of aircraft carriers, submarines, destroyers, amphibious assault ships, and support vessels, along with fixed-wing and rotary aircraft. Headquartered in Washington, D.C., the Navy employs more than 340,000 active-duty service members and over 100,000 civilian employees. Its mission encompasses deterrence of aggression, power projection, sea control, maritime security, humanitarian assistance, and disaster relief.