It stopped when Germany launched Operation Barbarossa, which was the Nazi invasion of the Soviet Union.
August 23, 1939
what was the nazi invasion of the soviet union called
The Nazi-Soviet Pact 1939
the allies
It attacked Poland from the east as part of the nazi-soviet pact.
Germany
That Hitler would not invade the Soviet Union.
Its because hitlers was being mean and wanted more power over everything
Joseph Stalin was the leader of the Soviet Union when Germany and the USSR entered into a non-aggression pact in 1939. Vyacheslav Molotov was the Soviet Foreign Minister at the time and was therefore the principal Soviet signatory of the pact.
Molotov-Ribbentrop Pact .
August 24,1939
Poland................