Tank Warfare on the Eastern Front, 1941–1942

The author of Case White: The Invasion of Poland delves into the strategy and weaponry of armored warfare during the early years of the Russo-German War. The German panzer armies that swept into the Soviet Union in 1941 were an undefeated force that had honed their skill in combined arms warfare to a fine edge. The Germans focused their panzers and tactical air support at points on the battlefield defined as Schwerpunkt—main effort—to smash through any defensive line and then advance to envelope