International Security coverThe 2007 deployment of nearly 30,000 additional U.S. troops to Iraq, colloquially known as ‘the surge,’ cast a long shadow over subsequent U.S. foreign policy, including the 2009 decision to similarly ‘surge’ troops in Afghanistan. It will further affect the upcoming confirmation hearings for Secretary of Defense Chuck Hagel, where Hagel’s opposition the surge while in the U.S. Senate is likely to be a topic of discussion. Supporters of the decision in Iraq have claimed that the reduction of violence and political stabilization in Iraq in 2007-2008 was substantially due to the surge.[1] Skeptics of the surge have highlighted other factors endogenous to Iraq as being equally, if not more, important, yet it is the pro-surge viewpoint that has dominated the public perception of Iraq. Thus the question of what actually reduced the violence in Iraq remains open even as policy is made on the assumption that the surge was primarily responsible.

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