Nebel spent the years of war at the German east and west front.
The German front was far ahead of them; by now it might have reached to Brittany itself.
The attack would be broken off it did not "rupture" the German front within 48 hours.
Why wasn't this force being committed to the German front?
All along the German front more than 1,250,000 lightly clad troops had been trapped by an early and bitter winter.
If the German front collapsed a deeper advance would be considered.
They were looking for a decisive breakthrough of the German defensive front.
The ghastly part of it is that the German front has quieted down.
It closed temporarily in 1918 when the German front had drawn too close.
The entire German front collapsed on 24 April 1945.