Condaleeza Rice.
When it all went haywire, Rumsfeld managed to shift the bureaucratic responsibility onto her. She lamented that if she weren't very, very careful she'd own Iraq.
They promised the Americans, the Iraqis, the world that they would fix both Afghanistan and Iraq. Halliburton took that to the bank, but didn't fix anything.
I know the super-patriots would disagree, but I don't know that the US has anything to be proud of in the Middle East. I know if I were a Muslim leader I would not believe any promise or guarantee the US made as far as helping my people.