The 240th Rifle Division was formed as an infantry division of the Red Army after a motorized division of that same number was reorganized in the first months of the German invasion of the Soviet Union. It was based on the shtat (table of organization and equipment) of July 29, 1941, with several modifications. This conversion required several months and the division arrived at the front too late to see much action in the winter counteroffensive west of Moscow. At the start of the German summer offensive in June 1942 it was serving in Bryansk Front west of Voronezh and gradually fell back to east of that city before taking part in the Voronezh–Kastornoye offensive in January and February 1943, liberating the town of Tim and assisting in the elimination of an encircled column of German and