Royal Dutch Shell’s plans to build a strategic alliance with Russia’s Gazprom could be in jeopardy after the United States added one of Gazprom’s biggest gas fields to its list of Russian sanctions on Friday. Shell and Gazprom signed an agreement in June to develop a strategic alliance in the gas sector, ranging from upstream – exploration and production – to sales, including possible asset swaps. Development of the Yuzhno-Kirinskoye field on the island of Sakhalin in the Pacific, a project known as Sakhalin-3, has been seen as central to that alliance as it would allow the two companies to expand their sole existing LNG venture, Sakhalin-2, located nearby. State-owned Gazprom was believed to be considering selling a stake in Sakhalin-3 to Shell, which confirmed only last week that it was interested in buying a […]