Admiral John S. McCain's naval career, intertwined with the legacy of service passed down through generations of his family, stands as a testament to a life dedicated to the United States Navy. Born into a distinguished lineage of naval officers, McCain was destined to follow in the formidable footsteps of his father, Admiral John S. McCain Sr., and his grandfather, a respected four-star admiral. Despite the rebellious nature that characterized his early years at the U.S. Naval Academy, McCain graduated and embarked on a path that would mark him as one of the most influential figures in submarine warfare.