For almost a century after the U.S. Constitution went into effect, few Americans seem to have questioned the legitimacy of the Revolution. Since the Progressive generation of historians began the work of serious criticism and revision, however, students of American life have largely learned to live with a more complicated understanding of the revolutionary legacy. In The American Revolution and the Declaration of Independence, George H. Smith's treatment of the era charts space for libertarians to both criticize and revere the American heritage.