<p>Fred Halliday writes: 'The Arab Middle East is probably the most misunderstood of all regions; the one with the longest history of contact with the west; yet it is probably the one least understood. Part of the misunderstanding is due to the romantic mythology that has long appeared to shroud the deserts of the peninsula. Where old myths have broken down, new ones have absorbed them or taken their place. Now the Sheikh of Arabia has stepped do...