Army Group Reserve (french: Groupe d'armées de réserve) or Army Group Rupture (french: Groupe d'armées de rupture), G. A. R.) was a grouping of French
field armies
A field army (or numbered army or simply army) is a military formation in many armed forces, composed of two or more corps and may be subordinate to an army group. Likewise, air armies are equivalent formation within some air forces, and withi ...
during
World War I
World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, the United States, and the Ottoman Empire, with fightin ...
, which was created on January 1, 1917 to fight in the
Offensive of Chemin des Dames. The Army group was dissolved on May 8, 1917 after the failure of the Offensive. The Army Group was recreated after the
German spring offensive of 1918.
Composition
April 15, 1917
*
6th Army (général
Charles Mangin
Charles Emmanuel Marie Mangin (6 July 1866 – 12 May 1925) was a French general during World War I.
Early career
Charles Mangin was born on 6 July 1866 in Sarrebourg. After initially failing to gain entrance to Saint-Cyr, he joined the 77th I ...
)
*
10th Army (général
Denis Auguste Duchêne
Denis Auguste Duchene (23 September 1862 - 9 June 1950) was a French World War I general.
He was born on 23 September 1862 at Juzennecourt, Haute-Marne and died on 9 June 1950 at Bihorel, Seine-Inférieure. He was promoted General de Brigade (b ...
)
*
5th Army (général
Olivier Mazel
Olivier Charles Armand Adrien Mazel (16 September 1858 – 10 March 1940) was a French Army general during World War I. He commanded the First (25 March 1916 – 31 March 1916) and Fifth Armies (31 March 1916 - 22 May 1917) during the war.
Dec ...
)
March 23, 1918
*
1st Army (général
Marie-Eugène Debeney)
*
3rd Army (général
Georges Louis Humbert
Georges Louis Humbert (8 April 1862 – 1921) was a French general during World War I.
He was the son of Émile Siméon Humbert, a gendarme and Nathalie Augustine Eulalie Breton.
Career
He participated in the Tonkin Campaign (1885–1887), t ...
)
July 1, 1918
*
6th Army (général
Jean Degoutte
Jean Marie Joseph Degoutte (18 April 1866, Charnay, Rhône – 31 October 1938) was a French general active in the colonies and the First World War.
Colonial career
Degoutte joined the 31st Artillery Regiment on 7 March 1887 and then attended Sai ...
)
*
10th Army (général
Charles Mangin
Charles Emmanuel Marie Mangin (6 July 1866 – 12 May 1925) was a French general during World War I.
Early career
Charles Mangin was born on 6 July 1866 in Sarrebourg. After initially failing to gain entrance to Saint-Cyr, he joined the 77th I ...
)
Commanders
* Général
Joseph Alfred Micheler
Joseph Alfred Micheler (23 September 1861 Phalsbourg, France – 17 March 1931 Nice, France) was a French general in the First World War.
Life
Born in Phalsbourg, Moselle from a Lorrainian family which preferred to be French than German when the ...
(January 1, 1917 – May 8, 1917)
* Général
Émile Fayolle
Marie Émile Fayolle (14 May 1852 – 27 August 1928) was a French general during World War I and a diplomat, elevated to the dignity of Marshal of France.
Early life
Marie Émile Fayolle was born on May 14, 1852 in Puy-en-Velay, at ''9 ...
(February 23, 1918 – December 1918)
Sources
The French Army and the First World Warby Elizabeth Greenhalgh
* 14-18 : Espoirs et drames sur le Chemin des Dames
Military units and formations of France in World War I
Military units and formations established in 1917
Army groups of France
Army groups of World War I