sentences:  The last cavalry divisions were not disbanded until the early 1950s, with the last cavalry division, the 4th Guards Cavalry Division (II Formation, previously reduced in status from 4th Guards Cavalry Corps), being disbanded in April 1955.The Red Army tank divisions of the Great Patriotic War (1941–1945) were short-lived.In the face of the German invasion of 1941, many poorly maintained vehicles were abandoned, and those that did meet the Germans in battle were defeated by the superior training, doctrine, and radio communications of the Panzertruppe.