What are the main changes to American foreign policy following the September 11, 2001, terrorist attacks on the US?

What role did the sons of liberty have when the stamp act was passed

What event started the space race and made americans feel their security was threatened a.) alan shepard's suborbital flight. b.) the launch of sputnik c.) the launch of explorer d.) the cuban missle crisis

The eastern roman empire is also known as what empire