It fought in many battles , operating first independently in the rear of the French troops , later as a regular unit in the allied armies .
The average size of the Corps was 2,900 infantry , 600 cavalry and 120 artillery , varying throughout the war .
Corps fought in many battles , operating first independently in the rear of the French troops , later as a regular unit in the allied armies .
The average size of the Corps was 2,900 infantry , 600 cavalry and 120 artillery , varying throughout the war .