President Donald Trump during a meeting with NATO Secretary General Mark Rutte at the NATO Summit in Ankara, Turkey, on Wednesday, July 8, 2026. Trump brought his combative side to the meeting of world leaders in Turkey, kicking off a day of diplomacy with a panoply of complaints and insults against U.S. allies. (Doug Mills/The New York Times) By TYLER PAGER and SHAWN McCREESH President Donald Trump’s head-spinning appearance at the NATO summit in Ankara on Wednesday began with him insulting…