There is no other volume that so clearly and concisely explains every key aspect of the U.S. Constitution. This classic, easy-to-use reference is thoroughly updated with new entries covering the events of recent years including court cases with impact on Constitutional rights. Each of the more than 250 entries, arranged in encyclopedic A-to-Z format, provides accessible insight into the key questions readers have about the U.S. Constitution. All entries are updated with content through the end of 2007.