Spanish American War hardtack with label from the USS Dolphin. Includes Naval buttons and Veterans badge. Dolphin was recommissioned on 24 March 1898, just prior to the outbreak of the Spanish–American War, and served on blockade duty off Havana, Cuba in April–May. On 6 June, she came under fire from the Morro Battery at Santiago. On 14 June, she provided fire support for elements of the 1st Marine Battalion at the Battle of Cuzco Well in Guantanamo Bay, Cuba resulting in a total rout of the Spanish forces. Later that month, she sailed for Norfolk, arriving on 2 July.