What is plenary authority? Does the president have plenary power? Here's what to know about the Insurrection Act and what was ...

Stephen Miller's viral claim about 'plenary authority' raises questions on presidential limits. Learn what the phrase ...

White House Deputy Chief of Staff Stephen Miller had an unusual moment on CNN after seeming to suggest that President Donald Trump’s immigration agenda gives him unlimited authority.

Constitutional conversations about the Supreme Court often begin with Alexander Hamilton’s famous description of the judiciary in Federalist No. 78 as the “least dangerous branch,” precisely because ...