He states, “If men were angels, no government would be necessary. If angels were to govern men, neither external nor internal controls on government would be necessary” (Federalist 51, 66). Madison defends the checks and balances of the Constitution. It reinforces that each branch of the government power checks the others and is dependent upon the people. He also addresses concerns of Anti-federalist by showing the double security of the Constitution, “The different governments will control each other, at the same time that each will be controlled by itself” (Federalist 51,