“No political truth is of greater intrinsic value, or is stamped with the authority of more enlightened patrons of liberty: The accumulation of all powers, legislative, executive, and judiciary, in the same hands … may justly be pronounced the very definition of tyranny.”—James Madison, Federalist 4...
But that’s not really relevant to your comment. I’m specifically asking about your assertion that everyone “just let him walk in”, so what would you have done different about that?