Indonesia

the military is responsible for external defense, combatting separatism, and responding to national emergencies and natural disasters; in certain conditions it may provide operational support to police, such as for counterterrorism operations, maintaining public order, and addressing communal conflicts key operational priorities include an insurgency on Papua and the security of Indonesia's vast maritime domain; the West Papua Liberation Army, the military wing of the Free Papua Organization, has been fighting a low-level insurgency in Papua since Indonesia annexed the former Dutch colony in the 1960s; maritime issues include piracy, transnational crime, illegal fishing, and incursions by People's Republic of China (PRC) vessels; Indonesia is not a formal claimant in the South China Sea, although some of its waters lie within the PRC's “nine-dash line” maritime claims, resulting in some stand offs in recent years; over the past decade, the Indonesian military has bolstered its presence on and around the strategically located Natuna Islands (2025)

250 (plus about 170 police) Central African Republic (MINUSCA); 1,025 Democratic Republic of the Congo (MONUSCO); 1,225 Lebanon (UNIFIL) (2025)

Indonesian National Armed Forces (Tentara Nasional Indonesia, TNI): Army (TNI-Angkatan Darat, TNI-AD), Navy (TNI-Angkatan Laut, TNI-AL; includes Marine Corps (Korps Marinir or KorMar)), Air Force (TNI-Angkatan Udara, TNI-AU) Indonesian National Police (aka The State Police of the Republic of Indonesia or POLRI) Ministry of Transportation: Indonesia Sea and Coast Guard (Kesatuan Penjagaan Laut dan Pantai Republik Indonesia, KPLP); Coordinating Ministry for Political, Legal, and Security Affairs: Maritime Security Agency of the Republic of Indonesia (Badan Keamanan Laut Republik Indonesia, Bakamla) (2025)

note 1: the National Police are an independent organization reporting directly to the president of Indonesia

note 2: the KPLP ensures the safety of shipping inside the Indonesian Maritime Zone; the Bakamla conducts security and safety patrols in the territorial waters of Indonesia

18 years of age for voluntary service for men and women; upper age limits vary by military service, position, specialty; compulsory service authorized but not utilized (2025)

the military's inventory is a mix of older and new weapons platforms from China, Russia, Europe, the US, and other countries; in recent years, major suppliers have included China, France, Germany, the Netherlands, South Korea, and the US; the TNI has been engaged in a modernization program for more than a decade; Indonesia has a growing defense industry fueled by technology transfers and cooperation agreements with several countries; it has jointly produced aircraft and naval vessels (2025)

approximately 400,000 active Armed Forces, including about 300,000 Army (2025)