There’s a cost to Trump treating adversaries better than allies
America’s adversaries, especially those with nuclear weapons, sometimes seem to be treated more kindly by President Donald Trump than the country’s oldest friends. Such U.S. unreliability risks encouraging nuclear proliferation by pushing countries to look out for themselves. Last week underscored the dynamic: Trump rolled out the red carpet in Washington for Chinese President Xi Jinping while continuing to hold in abeyance a $14 billion arms package to Taiwan. Secretary of State Marco Rubio announced that Trump has invited Russian President Vladimir Putin to the G-20 summit in ...