Today, the United States has less influence in Baghdad than Iran does. Iraq is a Shia-dominated state with an alienated Sunni minority, rampant violence and virtually no control over the Kurdish north.
4,486 American service personnel were killed and more than thirty thousand wounded, the total financial cost by some estimates could approach $2 trillion.
Those who preconceived the war used information selectively, marginalized dissent and evaded analysis that could threaten their preconception. They had a compelling model, but it did not reflect reality.
The U.S. military was unprepared to deal with Sunni uprising, Shia violence, or Sunni-Shia warfare—let alone all three
The IDF detects a clear operational improvement in Hezbollah due to the combat experience acquired in Syria.