Why were tensions high between the United States, Russia, and Britain after World War II? Why was this significant to American foreign policy for the next 40 years?

The Soviets were just another version of Nazi's

Explanation:

During the ending of the 2nd world war, Russia wanted to have most of Europe within their possession and wanted the German empire but was only cut into sections. They also wanted to spread communism to nations that were prone to poverty, the US jumped on this to quickly stop the spread of communist movements in fear of another up-rise causing a 3rd world war.

utilized the penal colony

fighting to keep abortions legal