Answer:
Because the was a lack of food during that time
They usually traded these for slaves which were captured and sold to them.
Eastern Europe fell into authoritarian rule, because of US unwillingness and general fatigue of the war to start Operation Unthinkable- Churchill’s plan to liberate Eastern Europe from Soviet influence. EAEuropean countries were forced to accept authoritarian regimes supported by the large amounts of Red Army units in their countries in 1945.