The U.S. Seventh Fleet is a major naval force of the United States Navy that operates in the Indo-Pacific region. Established in 1943, it is one of the largest fleets and plays a crucial role in maintaining security and stability in the area. The fleet is headquartered in Yokosuka, Japan and includes various ships, submarines, and aircraft. The Seventh Fleet conducts a range of missions, including humanitarian assistance, disaster relief, and joint exercises with allied nations. It also serves as a deterrent against potential threats and helps to promote peace and cooperation among countries in the Asia-Pacific region.