Key Facts
- Official duration
- 1884–1976 (92 years)
- Official names
- Spanish Possessions in the Sahara (1884–1958); Province of the Sahara (1958–1976)
- Administering power
- Spain (de jure administering power to present)
- Successor claimants
- Morocco (~2/3 of territory) and Sahrawi Arab Democratic Republic
- Colonial grouping
- Part of Spanish West Africa 1946–1958
Imperial Zenith Metrics
Historical Trajectory
Phase I: Rise
Spain established a presence in the Saharan coast in 1884, claiming the territory as the Spanish Possessions in the Sahara during the European scramble to partition Africa. The colony was one of Spain's most recent acquisitions and remained sparsely administered for decades. Between 1946 and 1958 it was grouped with Cape Juby and Ifni into Spanish West Africa before being reorganized as a separate province following the Ifni War.
Phase II: Zenith
As a province of Spain from 1958, Spanish Sahara was integrated into the Spanish administrative framework, and significant phosphate deposits at Bou Craa were identified, giving the territory notable economic potential. The capital Laayoune served as the main urban and administrative centre. Spain maintained control over the indigenous Sahrawi population, though the territory remained thinly populated and economically underdeveloped relative to other Spanish colonial holdings.
Phase III: Decline
Mounting UN decolonization pressure, Sahrawi resistance through the Polisario Front, and competing territorial claims from Morocco and Mauritania forced Spain to withdraw in 1976. Morocco and Mauritania partitioned the territory; Mauritania renounced its claim in 1979 after guerrilla warfare by the Polisario. Morocco continued to occupy the majority of the territory, and a UN-brokered ceasefire in 1991 left the question of sovereignty unresolved.