Rival Libyan factions announced a unity government at talks backed by the United Nations, taking a tentative step to ease turmoil that has swept the country since a 2011 uprising toppled Muammar Qaddafi. Representatives of the nation’s two dueling administrations agreed in Tunis on Tuesday to form a 32-member cabinet headed by businessman Fayez al-Sarraj, according to a statement posted on the Twitter account of the Unity Presidential Council. The deal will now have to overcome opposition in the rival parliaments based in Tripoli and the east, said Mattia Toaldo, a Libya analyst at the European Council on Foreign Relations in London. “The second challenge is the whereabouts of this government,” he said. “If it’s not based in Tripoli, it won’t be effective.” The UN has been trying to bring the governments and their militia allies together for months as a key step in halting chaos that fuels Europe’s […]