.

The Indian Wars.
It might well be urged against the method employed in these pages that, although we undertook to speak of the last American frontier, all that we really thus far have done has been to describe a series of frontiers from the Missouri westward.

In part this is true.

But it was precisely in this large, loose, and irregular fashion that we actually arrived at our last frontier.

Certainly our westbound civilization never advanced by any steady or regular process.