Wall may be useful
Let people cool off for a few generations, and put a definitive stop to settlements (Bowser should be pleased)
Arabs who get all self righteous and indignant about the loss of their land would do well to remember all the indigineous people in the Middle East who have been robbed of their land, culture , and religion by these very Arabs. Just ask the Berbers in Morocco. Why do you think there are so many Arabs in the world anyway? Historically, they've been an aggressive, imperialistic civilization, swallowing up other cultures along the way (just like we Euro's did, no different really)