Army Group Centre (France) Explained

Army Group Centre (French: Groupe d'armées du Centre, G. A. C.) was a grouping of French field armies during World War I, which was created on June 22, 1915. The army group covered the Western Front roughly between Rheims and Verdun.

Composition

July 1, 1915

from North to South :

• 6th Army (général Pierre Joseph Dubois)
• 5th Army (général Louis Franchet d'Espèrey)
• 4th Army (général Fernand de Langle de Cary)

February 15, 1917

From West to East :

• 4th Army (général Pierre Roques)
• 2nd Army (général Adolphe Guillaumat)

Commanders

• Général Édouard de Castelnau (June 22, 1915 – December 12, 1915)
• Général Fernand de Langle de Cary (December 12, 1915 – May 2, 1916)
• Général Philippe Pétain (May 2, 1916 – May 4, 1917)
• Général Émile Fayolle (May 4, 1917 – December 1, 1917)
• Général Paul Maistre (July 6, 1918 – December 1918)

Sources

• The French Army and the First World War by Elizabeth Greenhalgh
• Philippe Pétain et Marc Ferro (Avant-propos), La Guerre mondiale : 1914–1918, Toulouse, Éditions Privat, 2014, 372 p. (OCLC 891408727)