With Europe reeling from the recent killings in France by Islamic extremists, it remains to be seen whether European objections to the U.S. Central Intelligence Agency’s recently disclosed harsh interrogation practices will impede closer U.S.-European intelligence collaboration.

As the immediate Republican reaction to President Barack Obama’s State of the Union address demonstrates, expectations of bipartisan cooperation exist against a backdrop of continuing partisan gridlock in the United States, raising questions about the future course of U.S. foreign policy.

Americans support strategic and economic engagement with the rest of the world, but within limits, and they remain divided on many of these issues along partisan lines, whatever their party leaders in Washington say.