Germany Japan and Italy were called the axis powers in WWII
It would be primarily commerce that takes place "within states" that is not a power of Congress, since the main power of Congress in this regard is to regulate interstate commerce.
Answer:
The modern era has seen the rise of powerful imperial states, while the post-classical era was characterized by smaller city-states. C. The modern era is characterized by global exchange of ideas and goods, while this kind of exchange was mostly regional during the post-classical era
Explanation: