RTE.ie | Oil up as US imposes sanctions on Iran, Tehran defiant RTE.ie Oil prices recovered some ground today after five days of heavy losses as the US imposed a range of punitive sanctions on Iran, aiming to curb exports by the Islamic Republic, including its sales of fuel. The move is part of a wider effort by US ... Oil slips as US sanctions on Iran begin, Tehran defiant Commodity outlook: Crude oil may turn soft on US oil waiver US Gives Eight Iran Oil Sanctions Waivers as Penalties Ramp Up |