...it was the French who figured out what needed to be done and how men needed to be trained in order to beat the Germans in WWone, but lacked the manpower to do it so they were the key to the US Expeditionary Forces record-time recruiting and deployment, and made a definite though under-credited contribution to the ultimate victory.
Ok, I think we are at cross purposes here.
I thought you were speaking of the way to break
the deadlock of defensive trench warfare.
Certainly the French and British taught the
doughboys a lot, lessons paid for in blood
for the first three years of the war.