After completing the course, students will understand the unique characteristics of American political system and the role of Congress in it, as well as understand the limits of presidential power in American foreign policy. Students will have a sound understanding of the evolution of American foreign policy institutions and legislative-executive relationship in forming American foreign policy, including the use of American military power. The course will focus on American post-World War II foreign and security policy, and special attention will be paid to American post-9/11 foreign policy and the effects of partisan polarization and domestic politics to legislative-executive relations.