Discuss the functions of the president in the U.S. political system. How does the president election express the principles of federalism and republicanism? How did history change the powers of the presidency? How do presidents exercise their functions in their relations to Congress? How do presidents play a role in the shape of the judicial federal system? Discuss how the advice and consent clause express the republican principle of checks and balances? What is a presidential mandate and how it has evolved in American political history? Describe the process of impeachment. Discuss an example of how presidents manage a specific conflict with Congress or the Supreme Court. What are the foreign policy functions of the presidency? What is the difference between an executive agreement and a treaty? Can the U.S. president terminate treaties alone?