Answer :
Answers.
The significant effect of Supreme Court
decisions under Chief Justice John Marshall
(1801–1835) was that the powers of the federal government were
increased.
Explanation.
Chief justice John Marshall was the fourth chief justice of supreme court in united states in the year 1801. He was responsible for the establishment of the supreme court role in the federal government. His decisions made the government more powerful to deal with trade between the states.The effect of Marshall court was very positive to the federal government and increased the powers of the federal government.
I believe the answer is: The powers of the federal government were increased
John Marshall was appointed to replace Oliver Ellsworth. Marshall was known as prominent supporter of the federalist movement.
So over the period of his reign as the Chief Justice, he tend to favour constitution interpretation that would favour more government role in influencing the result in private sectors.