"It was a black day for the German Army" wrote Ludendorff, "the blackest of all the war, except September 15, which saw the defection of Bulgaria, and sealed the destinies of the Quadruple Alliance".
German Artillery Position in Sunken Road.
(Photo Imp. War Museum).
From August 9 to 12.
On August 9-10, the British thrust and the French manœuvre developed.
The British Advance.
Between Albert and the Amiens-Roye road, the Canadians and Australians harassed the enemy without respite, and advanced several kilometres, capturing Bouchoir, Méharicourt, Rosières, Lihons and Proyart.