It became the XIII Army Corps when it was integrated into the Prussian numbering system on December 18, 1871, shortly after the Franco-Prussian War.

It was unable to stop a Prussian advance into north Württemberg at Tauberbischofsheim, but this battle was not important in the war.

The Württemberg Field Division saw action in the battles of 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.

This could include one or more In addition, the 126th (8th Württemberg) Infantry "Grand Duke Frederick of Baden" was stationed at Straßburg as part of XV Corps.

This was the unit in which the young Erwin Rommel distinguished himself on the Romanian and Italian fronts, winning the Pour le Mérite (Imperial German equivalent of the Victoria Cross) at the Battle of the Isonzo in 1917.