Sewell's Point
Naval Station Norfolk currently occupies Sewells Point. The base is approximately and is the largest naval base in the world.
Fort Monroe
The Jamestown Exposition held in 1907 at Hampton Roads, featured an extensive naval review, including the Great White Fleet. Beginning in 1917, the former exposition site at Sewell's Point became a major base of the United States Navy. Currently, Norfolk Navy Base is the base supporting naval forces operating in the Atlantic Ocean, Mediterranean Sea, and Indian Ocean. As of 2018, it is the world's largest naval station by number of military members supported.
During World War I and World War II Fort Monroe and Fort Wool were used to protect Hampton Roads and the important inland military and civilian resources as part of the Harbor Defenses of Chesapeake Bay. The fort installed the first anti-submarine net in America in February 1917 stretching to Fort Wool.