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Despite the backlash from American involvement in Afghanistan and Iraq during the presidency of George W. Bush, the administration of President Barack Obama is finding its international stability and reconstruction involvements expanding. But the U.S. currently possesses neither the resources nor the political will or the public support to maintain sufficiently large military and civilian forces for lasting S&R in more than a few key locales. So why does intervention benefit the U.S.? What are the factors most effective in predicting where S&R may become necessary? How can the U.S. assess the degree of threat when deciding whether to intervene...