Limited Government: We have a bill of rights
<span>Separation of Powers: Supreme court, President, and Congress
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<span>Checks and Balances: The president can veto stuff from congress and congress can override the veto with 2/3 vote. Supreme court can declare things unconstitutional.
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<span>Judicial Review: Supreme court can declare things unconstitutional.
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<span>Federalism: the theory or advocacy of federal principles for dividing powers between member units and common institutions.
I hope that this is the answer that you were looking for and it has helped you.
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No, it is a fantasy movie. Science Fiction is mostly centered around Science, Fantasy deals with magic and dragons etc.