Answer:
if a federal and state law contradict, then when you're in the state you can follow the state law
So False, Like me in California We have Certain things that other states can't have.
Operation Barbarossa was the Nazi German military invasion of the "USSR", since this was the famous surprise attack by Germany that broke the Nazi-Soviet Pact in World War II.
One of the reasons why stock bought on margin is considered a risky investment is because "Investors purchased the stocks with little cash down," meaning that they had to borrow the remained of the money.