No nations are at war with the US. The US is at war with criminals (terrorists specifically); global wide. They attacked the United States first; in 2001.
the US helped many nations at war
Nations of the world now knew that the US was willing to combat communism.
Spain and the US.
Since the League of Nations is now defunct, there is probably no reason for them to now.
It was between the US and the USSR, the US ended up winning the "war"
Spain and the US.
Improved
America.
england
France already respected the US; Britain respected the US after the war.
Split the nations up into what we now call Israel, Palestine, and what we now call the league of a Arab Nations.
The US and the USSR were the most powerful nations on earth.