![WWI: Forces: AEF; Allies, and Central Forces WWI: Forces: AEF; Allies, and Central Forces](/content/history/museums/nmusn/explore/photography/wwi/wwi-aef/forces/jcr%3acontent/textheader.img.jpg/1692883771721.jpg)
Forces
Forces
This section pertains to the United States, Allied, and Central Powers forces that participated in World War I.
Image: NH 122253: U.S. 7" gun at Ponta Delgada, Azores, Portgual, manned by U.S. Marines. U.S. Naval History and Heritage Command.