Rising political tension in oil-rich Libya is threatening a fragile peace process in the North African country and raising the prospect of further volatility in an energy market already shaken by the Russia-Ukraine crisis.

Libya’s House of Representatives, based in the eastern part of the country, last week appointed former foreign minister Fathi Bashagha to prime minister, setting up a clash with Interim Prime Minister Abdul Hamid Dbeibeh of the United Nations-approved Government of National Unity (GNU) in Tripoli.