The present day of great concepts is witnessing expansion of our vision so as to include in each personal relation the wider contacts of community, state, and race. We attempt with shifting view point to visualize the complicated political, economic, and psychologic factors determining attraction and repulsion of the major human groups. Most of us now consider national politics in terms of their international significance, and see great problems of the people projected against the background of interlocking world relations. It is clear that this enlarged vision must for the future be the normal view. Unless by some political cataclysm civilization breaks down completely, we shall retain our close connection with other nations, and cannot return to the kind of isolation possible in the age before space was narrowed by electricity and steam, and extensive international trade pointed the way to more efficient use of the world’s resources.
With the . . .