Until 22 June 1941, when Germany launched Operation Barbarossa, the Soviet Union provided Nazi Germany with large quantities of strategic raw materials . Furthermore, the Soviet Union gave Germany access to the Far East, and especially rubber, which was brought through Siberi
In response to a later German proposal, Stalin stated that the Soviets would join the Axis if Germany foreclosed acting in the Soviet's sphere of influence . Shortly thereafter, Hitler issued a secret internal directive related to his plan to invade the Soviet Union.
On December 6, 1941 , the Soviet Union launched a major offensive against the center of the front. This drove the Germans back from Moscow in chaos. It took weeks for the Germans to stabilize the front east of Smolens
Russians halt German advance in a decisive battle at Kursk .
The Soviet Union in World War II is the story of several wars. When World War II started, the Soviet Union was effectively an ally of Nazi Germany in a relatively conventional European interstate war. Although the Germans did most of the fighting in Poland, the Soviet Union occupied the eastern part.
When Germany's attempt to conquer England failed Hitler turned his attention to the Soviet Union . When Germany broke the treaty with the Soviet Union the Soviet Union asked to join the Allies in the fight against the Axis Powers.
The Soviet offensive opened on January 12, 1945 , when Konev's armies were launched against the German front in southern Poland, starting from their bridgehead over the Vistula River near Sandomierz.
In August 1939 , Stalin and Hitler signed the Molotov-Ribbentrop Pact, a non-aggression pact which essentially divided eastern and central Europe between the two countries. With this agreement in place, Germany invaded Poland on September 1, 1939, and the Soviet Union invaded from the east later that month.