North Atlantic Treaty Organization flag, white compass rose emblem in blue background
Soldiers Depart UK To Reinforce NATO Forces In Kosovo
Anti-NATO banners in a demonstration against NATO during the NATO Warsaw Summit in Poland on 9 July 2016. (Photo by Celestino Arce/NurPhoto via Getty Images)
WARSAW, POLAND - JULY 09: (From L to R) Italian Prime Minister Matteo Renzi, British Prime Minister David Cameron, Ukrainian President Petro Poroshenko, U.S. President Barack Obama, German Chancellor Angela Merkel and Franch President Francois Hollande pose for photographers following talks at the Warsaw NATO Summit on July 9, 2016 in Warsaw, Poland. NATO member heads of state, foreign ministers and defense ministers had gathered for a two-day summit that ended today. (Photo by Sean Gallup/Getty Images)
