Saw this exhibit at the National Museum of the Marine Corps last year. Pretty cool how the “Devil Dog” nickname came about. Proud to know a few Devil Dogs too!
1918: Battle of Belleau Wood
http://www.marines.com/history-heritage/timeline?articleId=TIMELINE_BATT…
Also, if you ever get out that way, the National Museum of the Marine Corps is one of the coolest museums you can visit.