This years National Coin Week theme is “Conflict and Courage: Money and the Military” in honor of 100th anniversary of United States involvement in World War I. Post your military connection coins/bills!
Here's my British propaganda version of the infamous German Lusitania medal. There is an excellent article on the CT home page concerning the medal's history. There's also an American version.
The Peace Dollar: Memorializes the peace after World War I and the soldiers who fought. Here's a key date:
I found this French note in a dealer's world currency junk bin. It seems to have been a soldier's souvenir from France and lists Omaha Beach in the Normandy D-Day invasion.