... here's a link to the Constitution itself:
From the National Archives: The Constitution of the United States
Here's a link to the Federalist Papers:
From the US Congress: The Federalist Papers
And just because I'm feeling cheeky, here's a link to some Anti-Federalist arguments:
The Anti-Federalist Papers
Every American citizen should know this history. Unfortunately, many do not -- including prominent politicians who are currently running for office!