This book provides a synopsis of key events, actions taken, and authorities invoked by WHO, the U.S. federal government, and state and local governments to determine and mitigate the phases of a flu pandemic. Additionally, this book addresses select legal issues in relation to the pandemic including emergency measures, civil rights, liability, and employment issues. Also discussed is the U.S. response to global human cases, mandatory vaccination precedents, the potential farm sector effects of "swine flu", and the Department of Defense's role during a flu pandemic.