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WASHINGTON, DC - JUNE 1: U.S. President Barack Obama (R) meets with Dutch King Willem-Alexander (C) and the Queen Maxima of the Netherlands for a meeting in the Oval Office of the White House on June 1, 2015, in Washington, DC. The Netherlands royals are in Washington on a trip that began in Canada and will take them to Chicago June 2 and 3. (Photo by Aude Guerrucci-Pool/Getty Images)

WASHINGTON, DC - JUNE 1:  U.S. President Barack Obama (R) meets with Dutch King Willem-Alexander (C) and the Queen Maxima of the Netherlands for a meeting in the Oval Office of the White House on June 1, 2015, in Washington, DC. The Netherlands royals are in Washington on a trip that began in Canada and will take them to Chicago June 2 and 3.  (Photo by Aude Guerrucci-Pool/Getty Images)