President Donald Trump's doubts about the North Atlantic Treaty Organization (NATO) date back at least to the 1980s, when he took out full-page newspaper ads questioning the value of defending prosperous allies capable of paying for their own security. So, when he voices frustration with the alliance and the lack of support among its members for the U.S. and Israeli campaign against Iran's theocratic regime, it's not a new development. What's new is growing disenchantment with NATO among Americans, led by the president's Republican supporters.
