rebuild, it continued to spread and support communism, had the cold war with the USA and its allies, which included involvement in Korean, Vietnamese, Afghanistan( the soviet one)... Wars, the space programs, ...
Yes
Korea did not fight in world war 2. So the answer is no.
The USSR by invading country's and not leaving them after the war.
USSR truly entered the war with the invasion of Russia. They were wasting the time with the Russo-Finnish war.
China, USA and USSR
Soviet Russia
joseph stalin
USSR and america
Germany and USSR
USSR and USA.
US and USSR
USA and USSR