Perhaps one of the most well-known research centers in the world, the Hoover Institution was founded by Herbert Hoover to collect and archive documents related to the causes and consequences of World War I, and soon grew into one of the largest libraries devoted solely to political, economic, and social change in the 20th century. Appropriately, the library and its holdings are prominently...

This Web site provides full text of the 2003 book New Challenges, New Tools for Defense Decisionmaking. The book examines the transformation in U.S. foreign and defense policy spurred by the end of the Cold War and, more recently, the September 11, 2001 terrorist attacks. Although many legislative matters are discussed, significant attention is given to current and future technologies and...

Released in December 2002, Policy Brief #113 from the Brookings Institution addresses the policy implications of the preemption strategy first articulated by President George W. Bush in a speech from June 2002. As defined within President Bush's National Security Strategy, preemption is the anticipatory use of force in the face of an imminent attack. Perhaps more ominous is the expanded...