This paper marks an attempt to understand and explain the cultural movement of the Nahdlatul Ulama (NU) and Muhammadiyah -two moderate Islamic organization with the largest mass in Indonesia - in countering the penetration of religious radicalism in Jember --one district in East Java. Despite using a different platform and approach, namely Islam of Archipelago and Islam Progressive, but the two organizations have the same prophetic political mission to fight all forms of radicalism in the name

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... f religion. This paper argues that both the organization itself, it is still as a progressive pillar of Indonesian civil Islam who are concerned in fighting the agenda of tolerance, pluralism and democracy. Both also always positioned itself as an anti-thesis and always take opposition to radicalism forces. However, religious radicalism is a serious threaten especially to fight the agenda of diversity and peaceful coexistence of religious differences. So far, this paper intends to elaborate progressive ideas among moderate Muslims -NU and Muhammadiyah-- in consolidating themselves to stem the flow of radicalism.