They told us.
- to form a more perfect Union
- establish justice
- ensure domestic tranquility
- provide for the common defense
- promote the general welfare
- secure the blessings of liberty to ourselves and our posterity
Remember the basic functions we talked about in Unit I?
Just like we looked at some basic principles that would help us work towards our ideals of American democracy, we have principles that help us in our pursuit of the goals laid out in the Constitution.
Some basic principles of the Constitution

- popular sovereignty
- limited government
- separation of power
- checks & balances
- judicial review
- federalism