 Complete the following phrase:  Joseph Stalin controlled the foreign policy of the Soviet Union, with Vyacheslav Molotov as his foreign minister. Their policy was neutrality until August 1939. The Soviet military had conversations in Moscow with a high level military delegation from Britain and France. The Soviets demanded an agreement from Poland to allow Soviet troops to enter that country to defend it against Germany, but Poland refused. Those talks went nowhere. On August 21, Hitler made friendly proposals to Stalin that led to the 