Seavey's Island side of Seavey's Island at the former site of Camp Long, a stockade named for Secretary of the Navy John Long, where 1,612 prisoners of war from the Battle of Santiago de Cuba were confined from July 11 to mid-September 1898 during the Spanish–American War. Camp Heywood, a Marine camp named after Colonel Charles Heywood, was located just north of the naval prison. It was occupied after the 1st Battalion's return from Cuba in late August until September 21, 1898. According to the National Trust for Historic Preservation, the Portsmouth Naval Shipyard has 62 buildings listed on the National Register
Battle of Santiago de Cuba was exposed and the "New York Journal" translated and printed the letter. Many Americans considered it an insult to the nation and to the president. Although Spain apologized, on February 13, 1898, "Maine" exploded and sank in Havana Harbor, Cuba, two days later, killing 266 American sailors. After a hasty naval court of inquiry, the American press blamed Spain and accused them of planting a mine that sank the battleship. The war with Spain became known as the “Correspondents’ War”. Journalists not only wrote stories about the conflict, but took part in the fight. In 1898, the prestige of the