This seems a bit like the story of the boy who kills his mother and father and then pleads for the court's mercy because he is an orphan....

The United States was not asked to liberate Iraq so why do we expect gratitude?

There are many oppressive regimes around the world...North Korea for example... but the partisan decision was made to "liberate" Iraq. Now it is not going well so it is everyone's fault...except those who made the decision to start the battle....