Conversations between Joseph Stalin and Khorloogiin Choibalsan about Mongolia and efforts to defend against possible Chinese attacks during World War II.

Stalin and T.V. Soong review outstanding issues affecting Sino-Soviet relations in 1945.

Harriman reports that Soong and Stalin have come to an agreement over the issue of Outer Mongolia, and that China will recognize Outer Mongolia's independence in light of Stalin's proposed Treaty of Alliance between the two nations. Border disputes over Outer Mongolia and Sinkiang remain, as well as the issue of a joint Sino-Soviet railway and the administration of Port Arthur and Dairen.

Dr. Soong reports Chiang Kai-Shek's response to the stalemate on the question of Outer Mongolia to Stalin and Molotov. Chiang insists on preserving the territorial integrity of China vis a vis Outer Mongolia and Manchuria, and that China's sovereignty in Manchuria should be reinforced by Chinese administration of Port Arthur and Dairen. Stalin asks to think over his decision before responding to Chiang.

Stalin and Dr. Soong continue their discussions on Outer Mongolia, Soong reports Chian Kai-Shek's intention to preserve the status quo of Outer Mongolia according to the Yalta agreement. Stalin and Soong end their meeting in disagreement.

Harriman reports on Soong and Stalin's July 2 conversation on ports and the issue of Outer Mongolia.

Harriman reports on Chiang Kai-Shek and Stalin's bartering over the status of Outer Mongolia. Chiang refuses to recognize its independence now, but offers to hold a plebiscite after the war.

Notes taken during meetings between the Chinese nationalist government and the Soviet Union in Moscow during Sino-Soviet treaty negotiations.

Tsedenbal's diary entry on his conversation with Anastas Mikoyan regarding Soviet economic aid and cooperation with the Mongolian People's Republic. Tsedenbal asks Mikoyan to forgive upcoming payments due and provide additional materials and Soviet workers for construction of railroads. Mikoyan tells Tsedenbal that the Soviets will help, but that Mongolia must prepare its own workforce and not be dependent on Soviet or Chinese help. The two also discuss trade issues and Chinese designs on Mongolia.

Conversation between Stalin and Zhou Enlai on the Chinese Five-Year Plan, the Ulan-Bator-Pinditsiuan railroad, and arms sales/production. They also discussed the Korean war, Burma, and Tibet.