Question: who were all the countries involved in the spanish american war
Answer: sh uniforms outside Manila The defeated side signing the Treaty of Paris Roosevelt and his Rough Riders at the captured San Juan Hill Replacing of the Spanish flag at Fort Malate Date April 21 , 1898 -- August 13 , 1898 ( 3 months , 3 weeks and 2 days ) Location Cuba and Puerto Rico ( Caribbean Sea ) Philippines and Guam ( Asia - Pacific ) Result American victory Treaty of Paris of 1898 Territorial changes Spain relinquishes sovereignty over Cuba , cedes Puerto Rico , Guam and the Philippine Islands to the United States for $20 million Belligerents United States Cuban revolutionaries Filipino revolutionaries Spain Cuba Philippines Guam Puerto Rico Commanders and leaders William McKinley Nelson A.