of firearms, bombs, chemicals, biology and radio active threats in order to realize the legal order and peace of society in all juridical areas of Indonesia. Roles undertaken include: Role to help other police functions, Role to complement in territorial police operations carried out in conjunction with other police functions, Role to protect members of other police units as well civilians who are under threat, Role to strengthen other police functions in the implementation of regional operational tasks, Serve to replace and handle territorial police duties if the situation or task objective has already led to a high-grade crime. Organisation In 1992 the Mobile Brigade was essentially a paramilitary organisation trained and organised along military lines. It had a strength of about 12,000. The brigade was used primarily as an elite unit for emergencies and supporting police operations as a rapid response unit. The unit was mainly deployed for domestic security and defense operations, but now has gained and achieved many specialties in the scope of policing duties such as implementing SWAT operations, Search and Rescue operations, Riot control and CBR (Chemical, biological and radiological) defense. Brimob also are usually sent to do domestic security operations with the TNI. Since the May 1998 upheaval, PHH (Pasukan Anti Huru-Hara, Anti Riot Unit) have received special anti-riot training. Elements of the unit are cross trained for airborne and Search and Rescue operations. In each Police HQ that represents a province (which is known as POLDA) in Indonesia each has an organized BRIMOB force which consists of a command headquarters, several Detachments of Pelopor police personnel organized into a regiment and usually 1 or 2 detachments of GEGANA. The Chief of the Indonesian National Police, known as KAPOLRI, has the highest command in each police operation including BRIMOB, orders are delivered by the police chief and then executed by his Operational Assistant Agent with then further notification to the Corps Commandant and then to the concerned regional commanders. Units Corps HQ and HQ Services Brimob Corps Training School Gegana Unit Pelopor Brigade Brigade HQ II (2nd) Pelopor Regiment III (3rd) Pelopor Regiment IV (4th) Pelopor Regiment Training Command Pelopor Pelopor (lit."Pioneer") is the main reaction force of the Mobile Brigade Corps, it acts as a troop formation and has the roles of mainly riot control and conducting paramilitary operations assigned to the corps to cope with high-level threat of society disturbance. It also