Marbury v. Madison The Marbury vs. Madison case resulted in the most important Supreme Court decision in history. The court's ruling established the power of judicial review, solidified the Constitutional system of checks and balances, strengthened the power of the federal government, and made the Judiciary an equal partner with the Legislative and Executive branches of government. In the Election, Thomas Jefferson and his anti-federalist Republican Party defeated the incumbent John Adams and the Federalist …showed first 75 words of 1020 total…

…showed last 75 words of 1020 total…all judicially accepted national legislation in a new and vulnerable Union". Marshall had forever changed the task of the Supreme Court. The job would not any longer be the survival of the Court but to use its powers while restraining its excesses, "to have it guide but not control democratic life; to have it apply but not revise the Constitution; and to have it work with, not over, the coordinate branches of national political power.