Trump embraces positions on economics and foreign policy anathema to most conservative politicians. He is an ardent critic of recent free-trade agreements, opposes cuts to Social Security and Medicare, has been even more vocal than many Democrats in criticizing President George W. Bush and the Iraq War, and even endorses the Democrats’ long-standing call for government negotiations with pharmaceutical companies to drive down drug costs.... The key lies in that rejection of conservative economic and fiscal orthodoxy (except in his endorsement of big tax cuts). But unlike Democrats, Trump is a sharp critic of illegal immigration, multiculturalism and “political correctness.â€...