DARUL ISLAM Formed: 1948 Leader: No known current leader Membership: Not known Headquarters: West Java Led rebellions in the 1950s in Aceh, South Sulawesi and West Java after liberation from Dutch colonialists. Was crushed by the Sukarno government. Various incarnations of Darul Islam appeared throughout the 1970s and '80s. Now said to be split into 13 divisions and is more of an ideological force for radical groups than an active organization