← → The following lists events that happened during 1935 in the Union of Soviet Socialist Republics.

In May 1935, the Soviets signed a treaty of mutual assistance with France and Czechoslovakia [1] which lasted until the Molotov–Ribbentrop Pact between the Soviet Union and Germany in 1939.

[2] At the Communist International's 7th Congress, held in July–August 1935, the Soviet government encouraged Marxist–Leninists to unite with other leftists as part of a popular front against fascism.

[3]