US will 'carefully review' Iran sanctions ANI 28 May 2021, 02:56 GMT+10 Washington DC [US], May 27 (ANI/Sputnik): The United States will review carefully its sanctions regime against Iranian oil exports if Tehran returns to the 2015 nuclear agreement that aimed at preventing the Islamic Republic from acquiring nuclear weapons, said US Treasury Secretary Janet Yellen on Thursday. "With respect to Iran. I think you know, the president is looking at negotiations that might succeed in bringing Iran back to full compliance (with)... the JCPOA and as indicated that the United States is prepared to do the same if Iran agrees to that," Yellen said referring to the Iranian nuclear agreement.