With the world seemingly lurching from one crisis to the next, foreign policy will be a major issue in the 2016 presidential campaign. Against this backdrop, a new survey by The Chicago Council highlights the dramatic partisan dividing lines over how the United States should respond. As the primary campaigns gather momentum, candidates must delicately craft foreign policy platforms that appeal to their core party positions, but that must also, if they are nominated, attract independents and swing voters. In such a crowded primary field, how can candidates use foreign policy to elevate their profile? And how might the foreign policy statements of the nominees evolve between the primaries and the presidential election?