The British Third and First armies achieved Achieve the deepest advance since trench warfare began Process_start , along the Scarpe river in the Battle of Arras , which inflicted Causation many losses on the Germans , attracted reserves and captured Conquering Vimy Ridge to the north .

The attack Attack on Oppy Wood by the 92nd Brigade of the 31st Division during the Third Battle of the Scarpe was repulsed Defending with many British casualties .