CNBC | Here's what sanctions on Iran could do to global oil supply and prices MarketWatch In a few days, the U.S. will decide whether to extend waivers on economic sanctions against Iran. If it doesn't, the global market could lose about one million barrels of oil a day. The Trump administration has until May 12 to make its move. The ... The Iran nuclear deal is doomed — and it could 'propel' oil prices skywards, analysts say Oil Prices Up As Iran Deal Hangs In The Balance Oil hits highest since November 2014 as Iran tensions mount |