Read More... Michael Eric Dyson (Credit: ABC) On This Week with George Stephanopoulos Sunday, conservative Alex Castellanos attempted to claim that the British vote to “Leave” the European Union is proof that “the people” are upset by the way that their leaders have “destroyed borders” and enabled foreigners to invade their countries. For Castellanos, what those who voted to “Leave” share with Donald Trump is simply a belief in “nationalism.” He argued that “in Europe you’ve destroyed borders — you can travel anywhere.