Comparative historical analysis of modern and contemporary revolutionary upheavals and cultural change in Europe, the Americas, East Asia, Africa, Middle East, and the former Soviet republics. Examines the challenges posed by modernization, crisis of legitimacy, nationalism, imperial decline, and globalization. Carries social science divisional credit in the College of Arts & Sciences. This course cannot be taken for credit in addition to the course with the same title that was previously numbered CAS HI 215.