Iran tests Trump’s ‘America First’ pledge

President Donald Trump arrives to speak at the National Association of REALTORS Legislative Meetings and Trade Expo, Friday, May 17, 2019, in Washington. (AP Photo/Alex Brandon)

WASHINGTON — President Donald Trump won the White House pledging to wind down the nation’s many foreign entanglements and put “America First.” But as his administration in recent days has sent mixed signals on the prospects of a military conflict with Iran, Trump’s campaign trail promise is being put to the test.