By the end of 1940, the Soviet leadership had no doubt that a major war was imminent. Intelligence revealed that Germany was intensively, systematically, and comprehensively preparing for an attack on the USSR.
             

Autumn 1941. The enemy is at the gates of Moscow. Hitler is throwing all his forces at the capital, hoping for its fall. It is under the walls of Moscow and Leningrad that not only the outcome of the war but also the survival of the Russian people is being decided. Bloody battles unfold, and the enemy suffers heavy losses. The entire world looks to Russia as a force capable of stopping the German invaders.