Civil War  |  Fort

Fort McHenry National Monument and Historic Shrine


2400 East Fort Avenue
Baltimore, MD 21230
United States

Fort McHenry, a major site for the Union army during the Civil War, served as a processing location and Civil War prison to thousands of captured Confederate troops. It was the location of the infamous Writ of Habeas Corpus when Confederate troops were detained within the walls of the Fort without trial.