Non-aggression pact signed in 1939 between Soviet Union and which country?

The 1939 Molotov-Ribbentrop Pact between the Soviet Union and Germany ensured non-aggression before World War II. Other countries listed were not involved. This agreement temporarily aligned rival powers shaping early war dynamics. Understanding its significance reveals strategic diplomatic maneuvers and their impact on global conflicts. Update as of 2025-09-02 the pact’s historical role remains critical in WWII studies.