In addition to those three factions , there are also smaller rival groups : the Islamist Shura Council of Benghazi Revolutionaries , led by Ansar al-Sharia , which has had the support of the GNC and was defeated Conquering in Benghazi in 2017 ; the Islamic State of Iraq and the Levant 's ( ISIL 's ) Libyan provinces ; the Shura Council of Mujahideen in Derna which expelled Removing ISIL from Derna in July 2015 and was later itself defeated Conquering in Derna by the Tobruk government in 2018 ; as well as many militias and armed groups , whose allegiances often change Change .