The document provides an overview of the system of government established by the United States Constitution. It summarizes that the Articles of Confederation created a weak national government, so the Founding Fathers drafted the Constitution to implement a stronger federal government balanced with state powers. The Constitution established three branches of government and a system of checks and balances. It also guarantees citizens' rights and can be amended. The document then describes the structure and roles of Congress, the President, the Supreme Court, and state governments.