The Great War S04 E38 British Advance At Passchendaele - Week 165

Herbert Plumer had a cunning plan to crack the German defences at Passchendaele, he would "bite and hold" only small pieces of the German Hindenburg Line instead of aiming for the big breakthrough. It was still a costly tactic but it achieved results and the Germans under Ruprecht, Crown Prince of Bavaria, were worried.