World leaders' faces react to Trump's U.N. speech (Yahoo News, September 19, 2017)

As Trump made his announcements, country by country, photographers documented how the world leaders reacted to the U.S. commander in chief's address. Click through the above slideshow to see their faces.

White House Chief of Staff John Kelly, left, reacts as he and first lady Melania Trump listen to President Trump speak during the 72nd session of the United Nations General Assembly at U.N. headquarters, Tuesday, Sept. 19, 2017. (Photo: Mary Altaffer/AP)

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