The Star Online | IEA: US Sanctions On Iran Could Create Major Challenge For Oil Supply OilPrice.com The current easing of the short-term concerns about oil supply could only be temporary, because the return of the U.S. sanctions on Iran—possibly coupled with production problems elsewhere—could make maintaining global supply “very challenging,” the ... Oil price up on Iran sanctions but set for weekly decline Oil up on Iran sanctions but set for weekly decline Oil market calm is short-lived, says IEA |