Book excerpt: How do the former Soviet republics that now constitute the Commonwealth of Independent States (CIS) interact with each other and with other regional and world powers? What are the conceptual foundations, mechanisms, and main directions of each member state's foreign policy? What role do economic and political factors play? Answering these questions and more in this systematic, comprehensive survey, a team of in-country experts sheds important light on the complex regional and international interactions of the CIS states in the twenty-first century.