President Donald Trump, center, gestures as he walks off the podium after a group photo at a NATO leaders meeting at The Grove hotel and resort in Watford, Hertfordshire, England, Dec. 4, 2019.

Trump has repeatedly expressed his contention that European countries have been taking advantage of the U.S. by not spending more on defense.

President Trump and Defense Secretary Mattis are putting unprecedented pressure on European NATO members to boost military spending, threatening to reduce America’s support for the alliance if it is ...

(CNN) — President Donald Trump’s Wednesday speech at the World Economic Forum in Switzerland was filled with inaccurate claims – notably including false and misleading statements about NATO and ...