The history and government of Kenya are the core in the history syllabi of the Kenyan educational system, from primary school to university. There is therefore a continuing demand for books based on solid research into the many different areas of Kenya''s history. The study takes a wide sweep and a deep delving into, the Keiyo''s economic history. The chapters are well researched into Kenya''s economy becoming: how the Keiyo evolved in to the society they are today. Interesting portraits are attempted of the Keiyo''s past in their day -to-day struggles in agriculture and pastoralism. The British colonial intervention which was crucial for the formation of the Kenyan states is seen in its various aspects: Political, economic and cultural. And efforts of the Keiyo in agro-pastoralism is critically assessed. This book will appeal to students and teachers at secondary school and the university. It will especially be found very useful to university students studying history in their undergraduate and postgraduate programmes. Teaching staff will particularly find it useful as a reference text for their classes.