WASHINGTON, DC - APRIL 12:  U.S. President Donald Trump holds a news conference with NATO Secretary General Jens Stoltenberg in the East Room of the White House April 12, 2017 in Washington, DC. Trump reaffirmed the United States' commitment to the North Atlantic alliance and its 'ironclad' pledge to defend NATO allies, even though he repeatedly questioned the relevance of the military organization during the campaign.  (Photo by Chip Somodevilla/Getty Images)