Final answer:
In the 1803 decision of Marbury vs. Madison, the Supreme Court expanded its power by establishing the power of judicial review.
Step-by-step explanation:
In the 1803 decision of Marbury vs. Madison, the Supreme Court expanded its power by establishing the power of judicial review. This means that the Supreme Court has the authority to review laws and determine if they are constitutional or not. It was also ruled that the Supreme Court cannot force the President or Congress to do anything, but it can declare laws or actions unconstitutional.
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