The story of British officer T.E. Lawrence's mission to aid the Arab tribes in their revolt against the Ottoman Empire during the First World War. Lawrence becomes a flamboyant, messianic figure in the cause of Arab unity but his psychological instability threatens to undermine his achievements. The story of T.E. Lawrence, the English officer who successfully united and led the diverse, often warring, Arab tribes during World War I in order to fight the Turks.