   the battle of amiens (also known as the third battle of picardy ()), which began on 8 august 1918, was the opening phase of the allied offensive later known as the hundred days offensive that ultimately led to the end of the first world war. allied forces advanced over  on the first day, one of the greatest advances of the war, with henry rawlinson's british fourth army playing the decisive role. the battle is also notable for its effects on both sides' morale and the large number of [[surren
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