This article explores the history of political system of Memba from mid19th century to mid 20th century A.D. The paper also presents a lucid account of the factor that shaped political changes in the Menchuka region in the mid twentieth century’s. The paper covers the history of its geographical and political position prior to India independence. The paper shed light on the following question. What was the position of Menchuka before 1952? What was the political set up of Menchuka? What role did Tibetan authority play in the appointment and functioning of Deb in Menchuka? What were the various function played by Deb? And what was the function of subordinate official called Chim in Menchuka?.