Tentara Nasional Indonesia (TNI) is the official military force of Indonesia. It consists of three main branches: the Army, Navy, and Air Force. TNI is responsible for defending the country, maintaining security, and supporting national development. Established in 1945, TNI has played a significant role in Indonesia's history, including its struggle for independence. The military is also involved in humanitarian efforts and disaster relief, showcasing its commitment to the welfare of the Indonesian people.