The thesis examines the establishment, growth and development of I.ere vassal Male of Zazzau emirate in the nineteenth century. The area consists of the polities of the Kurama. Gure, Kahugu, Amo, Sheni, as well as the Pulani and Hausa. The stud) traces the foundation of the Lere vassal slate as well as analyzed the political, social, economic and cultural history of the people or polities from the period before the 1804 or Sokoto jihad to the period of colonial conquest. The jihad led by Shehu Uthman Danfodio no doubt, profoundly affected the development of the state. As such, changes in the political, social cultural and economic organization of the polities are discussed and analyzed. I bus. ii is our contention that rather than seeing the economic, social and political relations thai existed among the people of kasar Lere as savagery and barbaric, it should be seen in terms of a societ) that was managing iis environment based on the needs of the people and even in situations of wars, this was done with organized and systematic administration of justice and it never resulted in situation of disharmonv as the colonial records seem to perpetrate / reveal. B) and large, these changes in the political, social, economic and cultural spheres that led to the development of inter group relations among the polities and between them and their neighbours is the main thrust of this thesis, fherefore, a wide range of sources such as extensive oral accounts, archival as well as published materials were full) utilized in the reconstruction of the history of the Lere vassal stale of Zazzau emirate.