I think it will happen much sooner, after november of this year - if & when the republicans retain the house and senate. Bush, with his percieved "renewed mandate" will lash out against Iran. Imperial overstreach - Israel beware - your closest ally (a selectively interest-driven one at that) is going to keep giving you new toys to play with, but wont be able to play with its own.
Turkish warplanes destroy PKK targets in northern Iraq, say military sources (Reuters)
from the article: Will Bush make Iran the only superpower?