Libyan oil workers at the the Zawiya oil installation. A tanker with oil from eastern Libya returned with its cargo to the North African country after the United Nations blacklisted the shipment, amid an escalating struggle between the nation’s rival governments for control of its crude wealth. The Distya Ameya will discharge its cargo at the refinery of Zawiya in western Libya over the next few days, Mustafa Sanalla, chairman of the Tripoli-based National Oil Corp., said Saturday in an e-mailed statement. Unloading at Zawiya was delayed because of bad weather, Mansur Abdulla, an official at the refinery, said Sunday by phone. The UN Security Council added the vessel to its sanctions list on Wednesday after the Mediterranean island of Malta refused to let it dock there. The NOC in Tripoli called the shipment illegal and informed Libya’s newly formed UN-backed unity government about the eastern government’s attempt to […]