Nice bust, a different subject for the franco-Prussian war.
In fact with a rifle you propose a French Fusilier Marin, it's a little corps in the French Navy, but quite Famous, 1870 War, WWI, WWII (Bataillon de Fusilier Marins with the son of the Général De Gaulle/ 1ère Division Française Libre, French Kieffer Commando/ D-day...) Indochina, Algeria..
The fuiliers marins still exist in the French Navy with 6 Elite Commando (Like the SBS in British Army), do not make the mistake, French Infanterie de Marine, Frecnh Army, and Fusiliers Marins (Including Commandos), French Navy.
1870 Fusiliers Marins, famous for their defense of Paris
WWI Ronarch's Brigade of Fusilier Marins, "les demoiselles", Dixmude 1914
WWII the Fusiliers Marins:
With the "Regiment Blindé des fusilier Marins", the famous French Actor, Jean Gabin:
Frecnh Kieffer Commando:
In 2014 the French Fusilier marins and commandos :