Nazi leaders were brought to trial for war crimes committed during world war II
The idea of humanism is mostly adeptly reflected in Renaissance art by a focus on the body itself, especially with sculpture, where many detailed portraits of the human body (such as the David) were created.
We went back to "Undisturbed Isolationism". We cut ourselves off diplomatically for the most part from many European powers out of fear of being brought into another World War. America was completely and only about America.