We the people of the United States, in order to form a more perfect union, establish justice, insure domestic tranquility, provide for the common defense, promote the general welfare, and secure the blessings of liberty to ourselves and our posterity, do ordain and establish this Constitution for the United States of America.
I. The Congress
II. The President
III. The Courts
IV. The States
V. Amendment
VI. Application
VII. Ratification
The Bill of Rights (1791)
Other Amendments (1798-1971)