United Nations Security Council resolution 915, adopted unanimously on 4 May 1994, after reaffirming Resolution 910, the Council, acting on a recommendation by the Secretary-General Boutros Boutros-Ghali, established the United Nations Aouzou Strip Observer Group to supervise the withdrawal of Libyan forces from the Aouzou Strip following an International Court of Justice opinion that the strip formed part of the territory of Chad. Wikipedia