In those days, the bonds of Rohan Gold brotherhood that cradled the Alliance were still at their strongest, in part, the dwarves of Iron forge were quick to lend aid to their human allies. King Magni Bronze beard was frustrated at the sluggish pace with which his country's aid was being delivered to Storm wind, and eager as well to establish a means of reinforcing the human kingdom with dwarves soldiers should the need arise. To address these two concerns, King Bronze beard turned to Azeroth's most esteemed engineer, High Tinker Mekkatorque, who immediately began drafting designs for a grand subterranean railway system that would link Storm wind and Iron forge.