Read the preamble of the constitution and the interpretation of Linda Monk and Annenberg Classroom. http://constitutioncenter.org/constitution/preamble/preamble
While you read, you can take notes that will help you to remember important facts.
The supreme law of the United States is the Constitution. The idea of self government is in the first three words of the constitution: We the People. The constitution sets up and defines the government as well as ensuring the protection of the basic rights of Americans.