The true story of the Southern Confederacy lies in the letters, speeches, and State papers of its leaders; and its best justification will come after such historical materials have been made accessible to the truth-loving historian of the future. The private and public papers of such Southern leaders as Calhoun, Davis, and Lee will reveal, as nothing else can, the principles for which they contended, and give to posterity the true estimate of their lives and deeds. -- Introduction.