The Democrats in Philadelphia aren’t doing any better than the Republicans at promoting an image of unity. So far no one can make it through a speech without interruption from the Sanders supporters. The clash between Clinton and Sanders has for the most part been framed as disagreements over economic and welfare policy. But one overlooked division stems from a rising dissatisfaction with the foreign-policy vision of Clinton and other Democratic elites.
Read my post about the three factions competing to steer Democratic foreign policy at the National Interest here.