Air defense of the Red Army and the Baltic Fleet of the Order of the Red Banner in the Soviet-Finnish War of 1939-1940
The paper describes the system of air defense in the years of the Soviet-Finnish War of 1939-1940, and organization of the former in the defense of Leningrad, in the activity zone of the armies, Red Army operational groups, and the Baltic Fleet of the Order of the Red Banner at the theaters of war.