Disputes - international:
Morocco claims and administers Western Sahara, but sovereignty
remains unresolved; UN-administered cease-fire has remained in
effect since September 1991, but attempts to hold a referendum have
failed and parties have rejected other proposals; Mauritanian claims
to Western Sahara have been dormant in recent years; Morocco allowed
Spanish fishermen to fish temporarily off the coast of Western
Sahara after an oil spill soiled Spanish fishing grounds