April

From the diary of the Deputy People's Commissar for Foreign Affairs of the USSR S.A. Lozovsky - a Transcript with the Ambassador of China to the USSR Shao Lizi on April 3, 1941.

Special report from Belorussian People's Commissar of Internal Affairs L. Tsanava to First Secretary of the Central Committee of the Belorussian Communist Party P. Ponomarenko about the arrest of the German agents N. Gepart, M. Vshelyaki, Y. Adamchuk and their collaborators in the Brest Region

Special report from Belorussian People's Commissar of Internal Affairs L. Tsanava to First Secretary of the Central Committee of the Belorussian Communist Party P. Ponomarenko about the arrest of the German agents E. Marx, C. Stefanyuk and their collaborators

Friendship and Non-Aggression Treaty between the Union of Soviet Socialist Republics and the Kingdom of Yugoslavia

JV Stalin during talks with the Yugoslav government delegation. Moscow: photography

The signing of the Soviet-Yugoslav Treaty of Friendship and Non-Aggression. Moscow: photography

Resolution of the Politburo of the Central Committee of the All-Union Communist Party (Bolsheviks) "On ensuring the implementation of the decisions of the Council of People's Commissars of the USSR and the Central Committee of the All-Union Communist Party (Bolsheviks) on the construction of high-altitude aircraft with pressurized cabins designed by Comrade Petlyakov and modifications of the Pe-2 aircraft for 105F and 107 engines" (pr. No. 30 / 30-op for April 2 - 9, 1941, p. 56)

Resolution of the Politburo of the Central Committee of the All-Union Communist Party of Bolsheviks "On the construction of a twenty-seat landing glider designed by comrades D. N. Kolesnikov and P. V. Tsybin." (pr. No. 30/30-op for April 2 - 9, 1941, p. 57)

Cipher telegram of the USSR People's Commissar for Foreign Affairs V. M. Molotov to the USSR Plenipotentiary in Germany V. G. Dekanozov about the "implausibility" of rumors about a possible German attack on the USSR

Help from the Middle East Department of the USSR People's Commissariat for Foreign Affairs "Coup in Yugoslavia"