Libya’s leadership said Sunday that the interim prime minister had declined a parliamentary mandate to form a new government and would step down, in a move likely to compound the difficulties facing a government already divided and facing widespread unrest and militia violence. The interim prime minister, Abdullah al-Thinni, announced on the government’s website that he was leaving his post but would stay on as leader of the cabinet until a replacement could be found. He is the second Libyan prime minister to resign within two months, underlining the nation’s instability after the fall of Col. Muammar el-Qaddafi in 2011. Mr. Thinni said that he was stepping down “to protect the interests of the country and so as not to drag different sides into fighting when there can be no winner.” He also said his decision was related to an armed attack on him and his […]