Signed on September 17, 1787--four years after the American War for Independence--the Constitution laid out the supreme law of the United States of America.

Today it's easy for us to take this blueprint of our government for granted. But the Framers--fifty-five men from almost all of the original 13 states--argued fiercely for many months over what ended up being only a four-page document.

Here is a fascinating behind-the-scenes look at the hotly fought issues--those between Northern and Southern States; big states and little ones--and the key players such as James Madison, Alexander Hamilton, and George Washington who suffered through countless revisions to make the Constitution happen.