Following Admiral George Dewey's defeat of the Spanish fleet in Manila Bay, the U.S. occupied the Philippines. Spain ceded the islands to the United States under the terms of the Treaty of Paris (December 10, 1898) that ended the war. | Following Admiral George Dewey's defeat of the Spanish fleet in Manila Bay, the U.S. occupied the Philippines. Spain ceded the islands to the United States under the terms of the Treaty of Paris (December 10, 1898) that ended the war. |