Libya made an urgent appeal Wednesday to the U.N. Security Council to either lift an arms embargo completely or allow exemptions so that its army can fight the rising threat of the Islamic State and other militant groups. Diplomats said Libya has made a sizeable request in the past few days for dozens of fighter jets, tanks, helicopters and grenade launchers.

The ambassador’s appeal came a day before talks between the country’s rival factions resume in Morocco. In addition, the U.N. envoy for the crisis told the council that dialogue will continue next week with meetings in Algeria and Brussels.

The oil-rich north African country is deeply divided between two rival governments, one that is Western-backed and another that is backed by Islamist groups who deny the involvement of militants allied with the Islamic State group. Some council members say Libya should have a national unity government before the chaotic country receives more weapons. A new U.N. report says the country’s ability to control the flow of arms is “almost nonexistent.” […]