Sokoto is a major city located in extreme northwestern Nigeria, near the confluence of the Sokoto River and the Rima River. As of 2006 it has a population of over 427,760. Sokoto is the modern-day capital of Sokoto State and was previously the capital of the north-western states.
The name Sokoto (which is the modern/anglicised version of the local name, Sakkwato) is of Arabic origin, representing sooq, 'market' in English. It is also known as Sakkwato, Birnin Shaihu da Bello or "Sokoto, Capital of Shaihu and Bello" Bello Umar Maikaset.
The seat of the former Sokoto Caliphate, the city is predominantly Muslim and an important seat of Islamic learning in Nigeria. The Sultan who heads the caliphate is effectively the spiritual leader of Nigerian Muslims.