What effect could midterm elections have on US foreign policy?

While the US midterms campaign has largely focused on domestic issues, voters will also be setting the tone for the next two years of United States foreign policy [Megan Varner/AFP]

Voters in the United States will cast their ballots to decide the next makeup of the US legislature in critical midterm elections on November 8.

While the campaign season largely has been defined by domestic debates over the economy, abortion, crime and immigration, voters also will be setting the tone for the next two years of US foreign policy.