Already before this meeting Hitler determined that he would attack the Soviet Union the following spring, ordering the Wehrmacht to draw up a military plan which would later become Operation Barbarossa.[8] A few months later an army adjutant pointed out to Speer an ordinary pencil line which Hitler had drawn on his globe at the Berghof, running north-south along the Ural mountains, signifying the future boundary of Germany's sphere of influence with that of Japan.[7]