Answer:
Each other, and managing Europe
Explanation:
After WW2 the relationship between the USSR and the US completely broke down, and the UK allied itself with the US. These nations also sought to prevent another world war in Europe. They divided Germany between East and West, and the USSR took control of many other nations, such as Poland.
When Lenin came up with the idea for the New Economic Policy, he made some exceptions to allow for certain amounts of capitalism to be implemented to boost output of war materials.