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
History of Cuba sailed within sight of Havana harbour but did not disembark on the island. Havana's inability to resist invaders was dramatically exposed in 1628, when a Dutch fleet led by Piet Heyn plundered the Spanish ships in the city's harbor. In 1662, English admiral and pirate Christopher Myngs captured and briefly occupied Santiago de Cuba on the eastern part of the island, in an effort to open up Cuba's protected trade with neighbouring Jamaica. Nearly a century later, the English were to invade in earnest, taking Guantánamo Bay in 1741 during the War of Jenkins' Ear with Spain. Edward Vernon, the