John Sidney McCain Jr. (January 17, 1911 – March 22, 1981) was a United States Navy admiral who served in conflicts from the 1940s through the 1970s, including as the Commander, United States Pacific Command.
The son and namesake of a naval officer, McCain grew up in Washington, D.C., and graduated from the U.S. Naval Academy in 1931, after which he entered the submarine service. During World War II, he commanded submarines in several theaters of operation and was responsible for sinking several Japanese ships, eventually being decorated with both the Silver Star and Bronze Star. After the war, he held a variety of commands, specializing in amphibious warfare. He led the U.S. invasion of the Dominican Republic in 1965. He also served in several posts in Washington, including the Legislative Affairs Office and as Chief of Naval Information, where he became influential in political affairs. He was a staunch anti-Communist, and his advocacy of a strong naval presence earned him the nickname of "Mr. Seapower".
During the Vietnam War, McCain was Commander-in-Chief, Pacific Command (CINCPAC), commanding all U.S. forces in the Vietnam...