The Igbo are egalitarian by nature. They are known to be a people who believe in the mutual complement of everybody’s efforts and mutual unity among all parts that form the whole. However, the dehumanizing Osu caste system has divided the Igbo and alienated some segment of the Igbo society. The main aim of this study is to find out the effects of the Osu caste system on socio-political development in Imo state. This study uses primary and secondary sources of data collection u...