Yes, it was.
Because they were an Ally who helped defeat Germany
USSR. During WWII the USSR and USA were allied. However after the war there was a build up of arms between the two countries in what became the Cold War.
the USSR
The communist superpowers; USSR & Red China (Nationalist China was a US Ally).
Here is the list UK,USSR,France,China,Poland,Canada, NewZealand,Norway,Australia,Netherlands, Greece,and Belgium
The USSR by invading country's and not leaving them after the war.
They were an ally of Japan
Yes
England
US and USSR
US had the bomb. The USSR distrusted the US starting from the end of the Bolsevik revolution.
The USSR