"The United States Department of Homeland Security: An Overview, 2E "is the single source to help you understand the Department of Homeland Security. It provides a comprehensive overview of the Department's history, mission, organization, and programs designed to reduce America's vulnerability to attack and quickly recover from disaster. Learn about: The Terrorist ThreatNatural DisastersHomeland Security StrategyIntelligence & WarningCritical Infrastructure ProtectionBorder and Transportation SecurityDomestic CounterterrorismEmergency Preparedness & ResponseDefending Against Catastrophic ThreatsFirst RespondersState & Local Fusion CentersThe National GuardHomeland Security's PastHomeland Security's Future This book takes a strategic look at the Department of Homeland Security and answers the key questions: "what is DHS?," "why do we need it?," and "how does it protect America?."