Jim, I have tried this before

Dominic Alexander is a member of Counterfire, for which he is the book review editor. He has been a Stop the War and anti-austerity activist in north London for some time. He is a published historian whose work includes the book Saints and Animals in the Middle Ages, a social history of medieval wonder tales

Here is an article by him that contradicts Keith.

Ten lies told about WW1

I am pretty sure Keith will dismiss him as left wing, not been heard of or some such but at least you can provide positive indisputable links to a historian that disagrees with him. See if you have any better luck than I did.