Ever since its revolution, Libya has been riddled with tribal conflict. The state remains powerless in the face of weapon proliferation and violence. Societal fragmentation seems inevitable.
....Destruction can be seen everywhere in Bani Walid. In 2011, NATO troops bombed the town, and after a further state-ordered military attack in October 2012, Bani Walid looks like a ruinous fort. It became a target because of tensions with the port city of Misrata, a stronghold of Gaddafi's opponents.
Revenge, retribution and tribal wars
The conflict between [the towns of] Misrata and Bani Walid is just one example of local rivalries all across the country. Most of them originate where armed ethnic groups fight for influence, land and resources. The interim government is mostly powerless to stop such disputes. One reason for that is the state's attempt to integrate whole rebel groups into the army. Many of those groups prioritize the interests and commands from their tribes over the national good.What she said.