Political map of East Asia and the Western Pacific 10 December 1898 (Treaty of Paris): American gains in the Spanish-American War were confirmed at the Treaty of Paris (Treaty of Paris (1898)), ceding Cuba, Puerto Rico, the Philippines, and Guam to the United States. The US cemented its position as a Pacific empire by annexing Hawaii (Newlands Resolution) and Wake Island, while the Spanish cut their losses by selling their remaining Pacific islands to Germany (German-Spanish Treaty (1899)).