This book "Development of Historical Thought upto 1900" is a systematic study of the progressive development of Historical Thought upto 1900. The book is tailor made for students studying History and philosophy of history. It is divided into seven chapters whose main objective and purpose is to provide intensive understanding of the phenomenon of historical writing upto 1900. This book becomes a must reading for both undergraduate and graduate students and lecturers teaching Philosophy of History. Therefore, the book is appropriate for every form of academic pursuit in Kenya, Africa and elsewhere.