In McCulloch v. Maryland (1819) the Supreme Court ruled that Congress had implied powers under the Necessary and Proper Clause of Article I, Section 8 of the Constitution to create the Second Bank of the United States and that the state of Maryland lacked the power to tax the Bank.
I'm thinking chocolate since I'm pretty sure lots of people rationed sugar during WWII. I don't think they would have rationed weapons, automobiles or water. Hope that helps.
Iran was ruled by a constitutional monarchy under Mohammad Reza Pahlavi, Iran's Shah (king).
It would be "B. Bosnia" that is a real "trouble" spot, since although it is much better now, it has suffered years of violence over mostly racial and ethnic tensions.