EDITOR'S NOTE: The fall of Baghdad in April 2003 opened one of the most secretive and brutal governments in history to outside scrutiny. For the first time since the end of World War II, American analysts did not have to guess what had happened on the other side of a conflict but could actually read the defeated enemy's documents and interrogate its leading figures. To make the most of this unique opportunity, the U.S. Joint Forces Command (USJFCOM) commissioned a comprehensive study of the inner workings and behavior of Saddam Hussein's regime based on previously inaccessible primary sources. Drawing on...