To study and to reflect what are the actual reason of the emergence of conflict are very important step in reordering the foundation of unity and unitary of the nation. Managing heterogeneity in religious life is absolutely needed in order that the existence of the nation is not threat and the idealism as well as a national objective can be realized. Plurality of the nation must be managed as strength and potential that can be utilized to advance the country and the nation, instead of being a trigger for the disintegration of the nation. Here lies the important meaning of establishing the unity and unitary of the nation within the frame of Pancasila, the 1945 Constitutio, Archipelago Concept, and National Resiliece. The effort in developing religious harmony must be carried out consciously and integrated by involving the whole component of the nation, be it the Central Government, Religional Government, religious leaders, social leaders, and the religious adherents them selves.