A depiction of Operation "Barbarossa" in the second half of 1941 from the point of view of German ally Hungary. Hungarian units were used in the attack on the Soviet Union, especially in the southern part of the Eastern Front. Contains an overview of the condition, organization and equipment of the Hungarian army in the summer of 1941, an overview of the Red Army in the operations room of the Hungarian forces and the operations of the Hungarian troops in the Carpathian region as well as the deployment of the mobile body. A separate chapter deals with the deployment of the Hungarian Air Force in Ukraine.