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John Marshall
John Marshall was the Chief Justice of the United States whose court opinions helped lay the basis for American constitutional law and made the Supreme Court of the United States a coequal branch of government along with the legislative and executive branches...
Timeline of Events
1801
1.20.1801
John Marshall is appointed the Chief Justice of the United States.
2.4.1801
John Marshall is sworn in as Chief Justice of the United States.
1803
2.14.1803
Chief Justice John Marshall declares that any act of U.S. Congress that conflicts with the Constitution is void.