Why Trump’s Shapeshifting Syria Policy Worked—Until It Didn’t

The Limits of Strategic Ambiguity

Azad Lashkari / REUTERS

Throughout U.S. President Donald Trump’s nearly three years in office, analysts have lamented the muddle of his foreign policy, from its seeming lack of a grand strategy to its abrupt changes of course in countries as disparate as Afghanistan, China, Iran, and North Korea. When it came to Syria, however, these criticisms of Trump’s erratic foreign policy missed a central truth: until very recently, that ambiguity was useful. Intentional or not, lack of a coherent policy allowed the president to claim he was taking the fight to the Islamic State (ISIS) one day while promising to withdraw the …