The powers not delegated to the United States by the Constitution, nor prohibited by it to the States, are reserved to the States respectively, or to the people.

The Constitution Annotated provides a comprehensive overview of how the Constitution has been interpreted over time and is now available on this new site with upgraded search capabilities.

We the People of the United States, in Order to form a more perfect Union, establish Justice, insure domestic Tranquility, provide for the common defence, promote the general Welfare, and secure the …

To make all Laws which shall be necessary and proper for carrying into Execution the foregoing Powers, and all other Powers vested by this Constitution in the Government of the United States, or in any …

Section 1 The judicial Power of the United States, shall be vested in one supreme Court, and in such inferior Courts as the Congress may from time to time ordain and establish.

The original text of the Twenty-Second Amendment of the Constitution of the United States.

The original text of the Fourth Amendment of the Constitution of the United States.

While the Constitution largely effectuated these principles, the Framers’ separation of power was not rigid, but incorporated a system of checks and balances whereby one branch could check the …

The President shall, at stated Times, receive for his Services, a Compensation, which shall neither be encreased nor diminished during the Period for which he shall have been elected, and he shall not …

This essay, while not attempting to provide definitive answers to the two questions, provides a brief overview of two cross-cutting issues that form the basis for modern constitutional law and introduces …