When the United States led the invasion of Iraq in March 2003, it expected to be able to establish a prosperous liberal democracy with an open economy that would serve as a key ally in the region. It sought to engage Iraqi society in ways that would defeat any challenge to that state building project and U.S. guidance of it. Eric Herring and Glen Rangwala argue that state building in Iraq has been crippled less by preexisting weaknesses in the...