The Deepening U. S. -Iran Conflict 심화되는 美-이란 갈등. President Donald Trump, who left the Iranian nuclear treaty in May, restored economic sanctions against Iran early this month for the first time in nearly 3 years. Iran's nuclear agreement, or JCPOA, was signed by six countries in July 2015 by the United States, Britain, France, Russia, China and Germany after 13 years of diplomatic negotiations. The main point of the agreement is that the U. S. and other countries lift economic sanctions against Iran under ...