Cuban War of Independence Santiago, and established a base. The port of Santiago became the main target of naval operations. The U.S. fleet attacking Santiago needed shelter from the summer hurricane season, thus nearby Guantánamo Bay, with its excellent harbor, was chosen for this purpose and attacked on June 6 (1898 invasion of Guantánamo Bay). The Battle of Santiago de Cuba on July 3, 1898 was the largest naval engagement during the Spanish–American War, resulting in the destruction of the Spanish Caribbean Squadron (Flota de Ultramar). Resistance in Santiago consolidated around Fort Canosa, All the while, major battles between Spaniards and Americans took place
Santiago de Cuba huge windows and crowded balconies. Preserved historical treasures include the first home in the Americas, the first cathedral in Cuba, Cobre mine, the first copper mine opened in the Americas, and the first Cuban museum. The local citadel of San Pedro de la Roca is inscribed on the UNESCO World Heritage List as "the most complete, best-preserved example of Spanish-American military architecture, based on Italian and Renaissance design principles". The Baconao Park was inscribed on the UNESCO World Heritage Biosphere Reserve List in 1987. Santiago de Cuba is located in the southeast of the island at coordinates 20° 01' 17.42"