Jemaah Islamiyah is a militant Islamic terrorist organization dedicated to the establishment of a fundamentalist Islamic theocracy in Southeast Asia, in particular Indonesia, Singapore, Brunei, Malaysia, the south of Thailand and the Philippines.
Jemaah Islamiyah is thought to have killed hundreds of civilians and is suspected of having executed the Bali car bombing on 12 October 2002 in which suicide bombers killed 202 people, mostly Australian tourists, and wounded many in a nightclub.