The U.S. Navy 7th Fleet's Area of Responsibility encompasses more than 48 million square miles (more than 124 million square kilometers) in the Indo-Asia-Pacific region ... from the Kuril Islands in the north to the Antarctic in the south, and from the International Date Line to the 68th meridian east, which runs down from the India-Pakistan border.
The area includes 36 maritime countries and the world's five largest foreign armed forces ... People's Republic of China, Russia, India, North Korea and Republic of Korea. Five of the seven U.S. Mutual Defense Treaties are with countries in the area ... Republic of the Philippines, Australia and New Zealand, Republic of Korea, Japan, and Thailand.
At any given time, there are 50-70 ships, 140 aircraft and 40,000 Navy and Marine Corps personnel assigned to the fleet. This includes forces operating from bases in Japan and Guam and rotationally-deployed forces based in the United States. Commander, U.S. 7th Fleet (C7F), is embarked aboard USS Blue Ridge (LCC 19), forward deployed to Yokosuka, Japan. The flagship commands and controls the fleet, and fosters military-to-military relationships through scheduled port visits and military exercises.
U.S. Navy video by 7th Fleet Public Affairs - December 2016 Video edited by USA Patriotism!