Some commentators have thought the United States became arrogant, particularly after its victory in World War II.[1] Critics such as Andrew Bacevich call on America to have a foreign policy "rooted in humility and realism".[14] Foreign policy experts such as Zbigniew Brzezinski counsel a policy of self-restraint and not pressing every advantage, and listening to other nations.[9] A government official called the U.S. policy in Iraq "arrogant and stupid", according to one report.[91]