Answer:
by not giving power to the workers: The main reason why the Soviets were formed, was because they believed that the workers should have the right to have the power of government. However, soon it only rested on Stalin and his military police.
by attending the Yalta conference: This meant that the countries that were under Soviet rule was allowed to choose if they wanted a communist government or a democratic government. Most chose Democratic.
by curbing civil rights
