Jonathan Ernst / Reuters

Exactly a year into the Trump era, it’s a good moment to reflect on how much has changed. Today, I’ll look at some of the assumptions that President Trump is testing in American foreign policy. And I’ll relay conversations with Masthead members about what this first year has changed for them.

Unanswered Questions About Trump’s Foreign Policy

When I spoke to Jeff Goldberg on Monday’s conference call—here’s the recording—he called President Donald Trump a “radical isotope. You have no idea which way he’s going to go on anything.” That unpredictability has made a lot of professional foreign-policy watchers nervous. But while Trump has certainly changed America’s role overseas—with Syria on board the Paris Climate Agreement, the U.S. is now the only country in the world to oppose the plan—he has also challenged long-held assumptions. Here are three unanswered questions raised by the Trump presidency.

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