It established the authority of the federal government over that of the states.
The Court's decision in Marbury v. Madison, issued in 1803, established this principle by ruling a section of the Judiciary Act of 1789 unconstitutional
The United States Supreme Court.
The Judicial Branch has judicial authority which is the Supreme court.
Supreme Court
They were both established by Congress under their authority in Article I, unlike the US District Courts, US Court of Appeals Circuit Courts, US Court of International Trade and US Supreme Court, which Congress established under Article III of the Constitution.
The Supreme Court
The Supreme Court
The highest authority in the judicial branch is the U.S. Supreme Court. The Supreme Court has the highest power to interpret the law and the Constitution--these decisions cannot be overturned by anyone except the Supreme Court.
Congress (not the President) established the US Supreme Court with the Judiciary Act of 1789. President George Washington appointed the first justices to the Court in September 1789.
According to Articles I and III of the Constitution, Congress is granted sole authority to establish courts inferior to (lower than) the US Supreme Court.
The constitition established the supreme court.