The U.S. Marines in France would earn the name “Teufelshunde” or “Devil Dogs” from the Germans they faced. The Marines fought five major battles during World War I, mostly with the same small arms used by the U.S. Army, but with a few exceptions.
In 1916, Mexican bandits were a clear and present danger to the citizens of the United States, and the "Punitive Expedition" proved to be an important test of arms.