Question

Chief justice john marshall declared part of the judiciary act unconstitutional. this was the first time the supreme court exercised

Answer 1

The United States government operates on a system of checks and balances. If the Judicial branch checks on the Legislative branch, it could fall under the exercise of Judicial Review. The Judiciary Act is a legislation by the Legislative branch. By declaring it unconstitutional, Chief Justice John Marshall is exercising the power of Judicial Review.