The Spanish-American War lasted less than four months, April 21 – August 13, 1898, and ended Spain’s worldwide empire. It ended with America easily defeating Spain and signaled the United States’ emergence as a world power. The blowing up of the battleship USS Maine in Havana harbor on Feb. 15th, 1898, with the loss of 266 crewmen and marines, in essence, was the start of the war.T...