Guards Reserve Corps
The Guards Reserve Corps () was a corps level command of the German Army in World War I. Formation. Guards Reserve Corps was formed on the outbreak of the war in August 1914 as part of the mobilisation of the Prussian Army. It was initially commanded by Max von Gallwitz, formerly Inspector General of Artillery. It was dissolved on 9 February 1915 as its headquarters was used to form the headquarters of (later 12th Army) on the Eastern Front. Temporary Corps Marschall was formed on 7 July 1915 and renamed Guards Reserve Corps on 18 April 1916. It  was still in existence at the end of the war in the 4th Army, part of Rupprecht on the Western Front. Structure on formation. On formation in August 1914, Guards Reserve Corps consisted of two divisions. In general, reserve corps and reserve divisions were weaker than their active counterparts, but the Guards Reserve Corps was exceptional in that The Guards Reserve Corps mobilised with 26 infantry battalions, 9 machine gun companies (54 machine guns), 6 cavalry squadrons, 24 field artillery batteries (144 guns), 4 heavy batteries (16 guns) and 3 pioneer companies. Combat chronicle. On mobilisation, Guards Reserve Corps was  assigned to the 2nd Army as part of the right wing of the forces that invaded France and Belgium as part of the Schlieffen Plan offensive in August 1914. It participated in the capture of Namur and was immediately transferred to the Eastern Front to join the 8th Army in time to participate in the First Battle of the Masurian Lakes. On 9 February 1915, the Corps headquarters was upgraded to form the headquarters of Gallwitz (later the 12th Army). Temporary Corps Marschall was formed on 7 July 1915 and established as the Guards Reserve Corps on 18 April 1916 . It was still in existence at the end of the war in the 4th Army, Rupprecht on the Western Front. Commanders. Guards Reserve Corps had the following commanders during its existence: