WASHINGTON — President Donald Trump’s elevation of his chief political strategist to a major role in national security policy, and a White House order banning refugees from certain Muslim-majority countries from U.S. entry, appeared to come together as cause and effect over the weekend. Stephen Bannon — whose nationalist convictions and hard-line oppositional view of globalism have long guided Trump — was directly involved in shaping the controversial immigration mandate, according to several people familiar with the drafting who requested anonymity because they were not authorized to speak publicly. The order, which has ignited sweeping domestic and international backlash, came […]