In 1803 the judicial branch was not as strong as the legislative and executive branch what event of that year caused it to increase?

This 1803 decision marked the first time the United States Supreme Court declared a federal law unconstitutional. Chief Justice John Marshall wrote the opinion for the court. He held that it was the duty of the judicial branch to determine what the law is. His opinion established the power of judicial review-that is, the court's authority to declare laws unconstitutional.