Long explanation: Marshall's ruling established the precedent of judicial review by which the Supreme Court has the final say on whether a law is constitutional or unconstitutional.
Short and simple Explanation: John Marshall established judicial review through it. The judicial review that was created allows a better system of checks and balances for the other branches of government to ensure that all actions are constitutional.
The best words would be cruel and heartless hope this helps
Answer:
Mercantilism isn't about making the most efficient economy; it's about trying to make a country wealthy by accumulating gold and silver.