Ten years on, it is clear that the Iraq War fueled a sea-change in international opinion toward the United States. These movements in foreign sentiment are the most significant since at least the Vietnam conflict, and hold key present day implications for US policymakers.
Over the course of the past decade, not one but two cross-cutting storylines have been at work in international public opinion.
The first is the international growth of anti-Americanism, driven by Iraq and wider perceptions of excessive US power, unilateralism and over-reliance on military might. This was an especially strong impulse from 2003 to 2008 during the Bush administration.