 The jihad in Futa Jallon was followed by a jihad in Futa Toro between 1769 and 1776 led by <unk> Baal . The largest of the <unk> <unk> was led by the scholar <unk> dan <unk> and established the <unk> Caliphate in 1808 , stretching across what is now the north of Nigeria . The Fulbe Muslim state of <unk> was established to the south of <unk> in 1818 . 
