In recent years, the United States has faced significant debates regarding immigration policy. Various political groups have proposed differing solutions and have engaged in heated discussions about the appropriate role of the federal government in regulating immigration. Given this context, identify and discuss two major Supreme Court cases that have addressed immigration issues and explain how they reflect the balance of power between state and federal authorities in immigration policy.
Your response should include a clear identification of the cases and a discussion of their implications for federalism in the United States.
Note: The provided solution includes an example of a perfect-score answer and explanation. Your response will not be scored.