President Donald Trump and senior officials had for the past two years assumed Turkey was bluffing and would never invade northern Syria, Axios reported.
Even Erdogan was surprised by how quickly Trump made that decision, Axios reported.
President Donald Trump and his advisers had assumed that Turkey wouldn't follow through its threats to invade northern Syria, Axios reported Sunday.
Senior Trump officials also though Turkey would never follow through on its threat to invade northern Syria, Axios reported.
The White House did not immediately respond to Business Insider's request for comment on the Axios report.
Trump has faced fierce criticism for the decision to withdraw from Syria, including from some of his closest Republican allies.
Details of Trump's call with Erdogan have been slowly spilling out since Trump's announcement of the US withdrawal. »