Russia’s second-largest oil producer Lukoil reached a tentative agreement on Thursday to sell the majority of its international assets to U.S. private equity firm Carlyle Group, as Western sanctions continue to push Russian energy companies to sell off their assets abroad.Sanctions Pressure Drives Asset SalesThe companies did not disclose the value of the potential deal, which includes Lukoil’s oil and gas fields from Iraq to Mexico, thousands of petrol stations in 20 countries, and refineries in Bulgaria a ...