Thistwo-partdramadocumentarytellstheepicstoryoftheAllies’finesthour-andtheinventionofmodernwarfare.Thefirstepisode,TheSpringOffensive,beginsinearly1918,atamomentofmaximumjeopardyfortheAllies.InthefamouswordsofFieldMarshalHaig,theyhadtheir"backstothewall"asagreatGermanattacksweptwestwardinafinalbidtowinthebloodi...