when did america declare war on spain
Introduction. The Battleship Maine. Photographic History of the Spanish American War, p. 36. On April 25, 1898 the United States declared war on Spain following the sinking of the Battleship Maine in Havana harbor on February 15, 1898.The war ended with the signing of the Treaty of Paris on December 10, 1898.he War. Following its declaration of war against Spain issued on April 25, 1898, the United States added the Teller Amendment asserting that it would not attempt to exercise hegemony over Cuba. Two days later Commodore George Dewey sailed from Hong Kong with Emilio Aguinaldo on board.