When Bush declared war against Afghanistan to remove the Taliban regime, it was apparent to me that the next two targets would be first Iraq and then Iran. It's getting more and more clear that Iran is the next target. How they attack this next target is something we have to wait and see, but in my opinion there is no question about it: the next target is Iran.
I'm afraid that anytime Le Monde Diplomatique predicted some shit, the shit just happened. Here is Ignacio Ramonet's article about the threat. You can read it in Persian too.