For the first time in years, the issue of terrorism is again near forefront of the minds of voters most likely to head to the polls in November. The rise of the Islamic State in the Middle East and the statements of American officials who warn that the nation is less safe today than at any time since 9/11 have made for an anxious electorate. The party in power, however, will not benefit from this increased apprehension – polls indicate that Republicans are most trusted to handle matters relating to foreign affairs and national security. This is perhaps why...