City (pop., 2000: 100,565) and seaport, southeastern Virginia, U.S. Located on the Elizabeth River opposite
Norfolk, with Norfolk and
Newport News, Portsmouth makes up the Port of
Hampton Roads. Founded in 1752 and named after
Portsmouth, Eng., it was occupied by both British and American troops during the
American Revolution. It was incorporated as a city in 1858. During the
American Civil War the U.S. Navy Yard was evacuated by Union troops, allowing Southern troops access to stores of equipment; Portsmouth was recaptured in 1862. It is part of the U.S. military complex at Hampton Roads. Shipbuilding and ship repair are the main economic activities, augmented by various manufactures.
For more information on Portsmouth, visit Britannica.com.