Tentara Nasional Indonesia Angkatan Laut (TNI-AL) is the naval branch of the Tentara Nasional Indonesia (TNI), which is Indonesia's national military. Established in 1945, TNI-AL is responsible for safeguarding Indonesia's maritime interests, including its vast archipelagic waters. The organization plays a crucial role in national defense, maritime security, and humanitarian missions. TNI-AL operates various naval vessels, including submarines, frigates, and patrol boats, to ensure the security of Indonesia's territorial waters. The force also engages in international cooperation and joint exercises with other navies to enhance regional security and promote peace in the Indo-Pacific region.