Battle Story: Cambrai 1917

The Battle of Cambrai has become synonymous with one of the Allies' first large-scale use of tanks on the Western Front. Cambrai certainly saw over 450 Mark IV tanks lumber across No Man's Land and penetrate the Hindenburg Line. For the Germans on the one side of these defences the sheer scale of these 'iron monsters' was terrifying, however they quickly rallied and the battle was about much more than the tanks deployed. Chris McNab explores how new techniques of sound-ranging and artillery...