Northwest Ordinance (1787)
One of the last and perhaps most important act of the Confederation Congress, consolidating former state holdings into a single Northwest territory with guidelines for government, settlement, and ultimate admission as states.
The Federalist Papers
The collection of newspaper commentaries written by Madison, Hamilton, and John Jay under the pseudonym "The Federalist." Each article can be accessed by number. If you can read only one, pick number 10.