The UN Action Plan to resolve Libya’s political morass has made some progress. But renewed security concerns mean the country’s future is as uncertain as ever.

Since the incoming UN Special Representative to Libya Ghassan Salamé set out an ‘Action Plan’ in September 2017, he has come up against the same problems as his predecessors. Over the past eight months agreements have been made and unmade, talks have broken down or been postponed, security issues have...