CNBCOPEC's second-biggest producer could possibly split in two — and start an oil warCNBCAn oil-rich province in the north of Iraq plans to vote in a referendum on Kurdish independence later this month, prompting fears of regional conflict as tensions …

ReutersHere's how China and India could emerge as the winners of US oil sanctions on VenezuelaCNBCChina and India could both emerge as unlikely winners from possible U.S. sanctions on Venezuela's vital oil sector, according to one oil analyst. Pres …

CNBCWhat the Saudi royal reshuffle means for oilCNBCAs Saudi Arabia is the world's top oil exporter and the dominant force in OPEC (the Organization of the Petroleum Exporting Countries), any change to its power structure is of major interest to energy …