I guess you didn't get the memo: America has a "hands-off...hear no evil, see no evil" policy regarding Saudi Arabia and their obvious role as stealth partner and financier of the "Axis of Evil".
I don't think Ghenghis Khan was the national role model that Washington or Jefferson had in mind.
Then no one will ever commit terrorist attacks against the US ever again.
How about we stay out of other peoples' wars -- then no one would ever want to commit terrorist attacks on the US again.