HOW WE ADVERTISED
AMERICA
I
THE "SECOND LINES"
As Secretary Baker points out, the war was not fought in France alone. Back of the firing-line, back of armies and navies, back of the great supply-depots, another struggle waged with the same intensity and with almost equal significance attaching to its victories and defeats. It was the fight for the minds of men, for the "conquest of their convictions," and the battle-line ran through every home in every country.
It was in this recognition of Public Opinion as a major force that the Great War differed most essentially from all previous conflicts. The trial of strength was not only between massed bodies of armed men, but between opposed ideals, and moral verdicts took on all the value of military decisions. Other wars went no deeper than the physical aspects, but German Kultur raised issues that had to be fought out in the hearts and minds of people as well as on the actual firing-line. The approval of the world meant the steady flow of inspiration into the trenches; it meant the strengthened resolve and the renewed determination of the civilian population that is a nation's second line. The condemnation of the world meant the
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