. . . 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 . . .

—Preamble to U.S. Constitution

Timeline of American History

Interactive Text of theĀ U.S. Constitution

Federalist #10 and #51, Ray Raphael, Mythbuster

State Ratifying Conventions

Constitution USA with Peter Sagal

Try out this quiz below on the Constitution.