It saw action in the battles of Wissembourg, Wörth and Sedan, and in the Siege of Paris.

The 25 peacetime Corps of the German Army (Guards, I - XXI, I - III Bavarian) had a reasonably standardised organisation.

Divisions received engineer companies and other support units from the Corps headquarters.

On mobilisation, II Royal Bavarian Corps was assigned to the predominantly Bavarian 6th Army forming part of the left wing of the forces for the Schlieffen Plan offensive in August 1914.

It was still in existence at the end of the war[12] in the 17th Army, Heeresgruppe Kronprinz Rupprecht on the Western Front.