The spectre and fear of another terrorist attack looms large for most of the world's citizenry and for the domestic law agencies charged with protecting these citizens and countries. This book explores how various countries have dealt with or are dealing with homeland security in the aftermath of terrorist attacks such as 9/11, the underground tube attacks in London in 2005, the Madrid train bombing in Spain, and compares global approaches and lessons to the US and the world. This unique study looks at homeland security law and policy utilizing a comparative analysis methodology ideal for those interested in law and security.