An important decision because it gave specific powers to each branch and set up something called checks and balances. Just like the phrase sounds, the point of checks and balances was to make sure no one branch would be able to control too much power, and it created a separation of powers
The executive branch, through the Federal agencies, has responsibility for day-to-day enforcement and administration of Federal laws. These Federal departments and agencies have missions and responsibilities that vary widely, from environmental protection to protecting the Nation’s borders.
One of the most powerful bankers of his era, J.P. (John Pierpont) Morgan(1837-1913) financed railroads and helped organize U.S. Steel, General Electric and other major corporations. ... Morgan used his influence to help stabilize American financial markets during several economic crises, including the panic of 1907