In All the Laws but One, William H. Rehnquist, Chief Justice of the United States, provides an insightful and fascinating account of the history of civil liberties during wartime and illuminates the cases where presidents have suspended the law in the name of national security.

Abraham Lincoln, champion of freedom and the rights of man, suspended the writ of habeas corpus early in the Civil War--later in the war he also imposed limits upon freedom of speech and the press and demanded that political criminals be tried in military courts. During World War II, the government forced...