It is the thirty years that succeeded the declaration of war by the United States, in 1812, against Great Britain, and embraces a large and important part of the time of the settlement of the Mississippi Valley, and the great lake basins.

During this period ten States have been added to the Union.

Many actors who now slumber in their graves are called up to bear witness.

Some of the number were distinguished men; others the reverse.

Red and white men alike express their opinions.