That question is kind of like "how high is up". It really does not mean anything. What two states and what law?
Different States in America have Different Laws.
There are currently no laws prohibiting the marriage between two people of different races in the United States.
These laws vary between states, and also between different types of crimes.
You would follow the laws of the State that you are in. The country's laws are there to govern the State, but the State is in control of their laws. There are not many State's that have a law that contradicts the National Law.
Federal and state laws allow extradition between states.
Different states have different laws. Most state laws a felony can follow you the rest of your life.
The question can't be answered as asked. It depends on state laws, and laws are different in different states.
Governments in different countries or even states in the United States have different laws for different types of drugs.
slavery and the laws.
slavery and the laws.
Civil Laws
Cases that involve federal laws, the U.S. Constitution, disputes between states, or parties from different states typically go to federal court.