Gain a deep understanding of the American political system and its foundations with our comprehensive AP® U.S. Government and Politics study resources. This section provides a robust library of academic documents organized into the five core units: Foundations of American Democracy, Interactions Among Branches of Government, Civil Liberties and Civil Rights, American Political Ideologies and Beliefs, and Political Participation. You will find high-quality study guides that analyze the 15 required Supreme Court cases and the nine foundational documents, such as the U.S. Constitution and Federalist No. 10. Whether you are mastering the nuances of federalism or practicing the “Argumentative Essay” and “SCOTUS Comparison” free-response questions, these resources provide the constitutional knowledge and political analysis skills necessary to excel on the AP® exam.