It was the landmark case "Marbury vs. Madison" that allowed the Supreme Court to claim the power of judicial review (the authority to declare a law unconstitutional), since this now acts as one of the major "checks" the court has on the legislative branch.
<span>Progressive Era reformers at the turn of the century successfully compelled local governments to introduce 'civil service systems' to replace political machine.</span>
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a manufacturer
I think i would wait for someone else to answer to be sure :)
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