This write-up looks at the contributions of religion to nation building and the impact of leadership towards the growth of nation building. Hence, bringing out religious and leadership focus towards the upliftment of the nation. Thus, this writings are broken down into different stage and steps to allow understanding. It touches topics like the concept of religion: meaning and definition of religion. It also touches the contribution of Islamic and Christian religion in nation-building. This study anchored on the overview and definition of leadership. In the same vein, the contributions of leadership in nation-building are well outlined and expanciated for easy understanding. Nation-building in question are fairly treated and explained for a clearer comprehension. Finally, recommendations and conclusion was made to give insight for further research and criticism.