The 9/11 attacks on the World Trade Center and the Pentagon was a most horrific expression of how international and domestic terrorism posed new, and until then, unimaginable threats to the national security of the United States. On the evening of September 11, President Bush addressed the nation and assured the American public that he had directed the full resources of [American] intelligence and law enforcement communities to find those responsible and to bring them to justice. On October 26, 2001, Bush signed the USA PATRIOT Act into law and called this new piece of legislation an essential step in defeating terrorism. He stated that the Act would provide intelligence and law enforcement communities with important new tools to fight...