During World War I, Germany fought on the Eastern from 1914 - 1918 and the Western fronts from 1914 - 1917. Hope this helps
On April 21, 1898, the United States declared war against Spain. It would be the first overseas conflict fought by the U.S. It involved major campaigns in both Cuba and the Philippine Islands. ... Their quest was described as a "splendid little war" by Secretary of State John Hay