Donald Trump has long suggested that he takes a skeptical view of the United States' alliances. However, in an interview with the New York Times on July 20 evening, the Republican presidential nominee went further than before, appearing to suggest that the United States should not be required to automatically defend NATO allies if they are attacked.
Washington Post: NATO allies respond to Trump’s suggestion that the US might not protect them from Russia
US President Barack Obama (2nd L) chats with Estonia's Prime Minister Taavi Roivas (L), Norway's Prime Minister Erna Solberg (C), and France's President Francois Hollande while posing in a family photo ahead of a working dinner at the Presidential Palace during the NATO Summit in Warsaw on July 8.