There’s little argument that the Spanish-American War marked the debut of the United States as a world power and the U.S. Navy as a modern world-class force. Indelible images of the watershed conflict include the explosion of the battleship Maine , Commodore George Dewey’s Manila Bay victory, and the San Juan heights heroics of Theodore Roosevelt and the Rough Riders. For most people, the naval Battle of Santiago is farther down the list.