The Molotov–Ribbentrop Pact was a non-aggression pact between Nazi Germany and the Soviet Union that partitioned Eastern Europe between them. The pact was signed in Moscow on 23 August 1939 by German Foreign Minister Joachim von Ribbentrop and Soviet Foreign Minister Vyacheslav Molotov and was officially known as the Treaty of Non-Aggression between Germany and the Union of Soviet Socialist Republics. Unofficially, it has also been referred to as the Hitler–Stalin Pact, Nazi–Soviet Pact or Nazi–Soviet Alliance.
The treaty was the culmination of negotiations for an economic agreement between the USSR and Nazi Germany which the Soviets used to obtain a political agreement – see Nazi–Soviet economic relations (1934–1941) deal discussions. On 22 August, Ribbentrop flew to Moscow to finalize the treaty, which the Soviets had sought before with Britain and France. The Molotov–Ribbentrop pact, signed the next day, guaranteed peace between the parties and was a commitment n