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.
The Nazi-USSR Non-Aggression Pact was signed on 23 August 1939.
The Soviet Union, aka the USSR.
The Nazi-Soviet pact, or the non-aggression pact.
Joseph Stalin
Stalin
Stalin
The Soviet Union signed a neutrality pact with Germany in 1939. This divided much of Eastern Europe between the two countries.
u.s.s.r. and Germany
The German-Soviet Nonaggression Pact was signed in August of 1939. It was a "peace agreement between the two dictatorships. As part of the "deal" which was secret, it called for or allowed the USSR to take over the eastern half of Poland when Germany attacked the western half. A few days after September 1, 1939, France and Britain declared war on Germany and Italy. And the USSR made an assault on Finland.
The pact that sealed Poland's fate was signed in 1939.
August 1939, the 23rcd I believe.