4th Army (France)

4th Army
4e armée
FoundedAugust 2, 1914
CountryFrance
BranchArmy
TypeField Army
NicknameArmy of Fontainebleau
EngagementsFirst World War Second World War

The Fourth Army (French: IVe Armée), nicknamed the "Army of Fontainebleau", was a unit of the French Army, which fought during World War I and World War II.

It was one of five armies created and mobilized by the Grand Quartier Général when Plan XVII was launched in response to the German attack of August 1914.