U.S. homeland security policy examines the concept of U.S. homeland security in the context of recent history. It provides an overview of the nature of threats and major vulnerabilities that are the focus of homeland security efforts. The course surveys the principal actors engaged in the homeland security enterprise. It describes the evalution of institutions, network, and organizational relationships that are emerging to accomplish the various homeland security missions and functions. The course analyzes current homeland security policy issues and discusses the future of the homeland security enterprise.