Having successfully accomplished one piece of work [St. Mihiel], the American Army received as its reward another piece of work. The reward consisted in the fact that the second task assigned to Pershing's men was, perhaps, the hardest possible at any point in the line. Since 1915 the Argonne Forest had been a rest area for the German Army. Everything had been done to made the position impregnable, and so it was in theory. But the Americans broke that theory and took the forest. So confident were the Germans of their tenancy that they had built all sorts of palatial...