We the People The Citizen & the Constitution. Level 3

What are the philosophical and historical foundations of the American political system? -- How did the framers create the Constitution? -- How has the Constitution been changed to further the ideals contained in the Declaration of Independence? -- How have the values and principles embodied in the Constitution shaped American institutions and practices? -- What rights does the Bill of Rights protect? -- What challenges might face American constitutional democracy in the twenty-first century? -- Reference.