I think it is War Plan Orange, but I wouldn't take an oath.
I would say Implied powers, and they cover areas to collect taxes, coin money, etc.
With no democratic experience and severe economic problems many Europeans saw dictatorship as the only way to prevent instability.
States and the federal government have both exclusive powers and concurrent powers. There is an ongoing negotiation over the balance of power between the two levels.
Carl Vinson's work <span>in naval expansion aided in defense needed during the Pearl Harbor attack</span>