Trump's 'Donroe Doctrine' on Foreign Policy

​​Since World War II, U.S. geopolitical strategy prioritized global trade and building alliances, especially with democracies. Now, after his action in Venezuela, President Trump is ushering in a new era of American foreign policy that is focused primarily on territory and resources. WSJ’s chief economics commentator Greg Ip breaks down the moment, its historical context, and what’s next. Ryan Knutson hosts. Further Listening: - Was Maduro's Capture About Oil? - Greenland Has Tons of Minerals. So Where Are All the Miners? Sign up for WSJ’s free What’s News newsletter. Learn more about your ad choices. Visit megaphone.fm/adchoices