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 life of a Russian physician and poet who, although married to another, falls in love with a political activist's wife and experiences hardship during World War I and then the October Revolution.