The Philippine military has undergone significant structural changes since the signing of the Revised Armed Forces of the Philippines (AFP) Modernization Act in 2012. This landmark legislation, signed by former President Benigno Aquino III, aimed to transform the AFP from an internal security-focused force to a multi-mission oriented force capable of addressing both internal and external threats. The timeline reveals a strategic shift in military priorities, with key developments including the abolition of the National Development Support Command in 2012, the deactivation of the AFP National Capital Region Command (NCRCOM) in the same year, and its reactivation as JTF NCR. The military has progressively shifted its focus toward territorial defense, particularly concerning maritime security in the West Philippine Sea. Notable milestones include the activation of the Philippine Navy's Submarine Group in 2016, the unification of special operations under the AFP Special Operations Command (AFPSOCOM) in 2018, and the establishment of the AFP Cyber Group (later AFP Cyber Command) in 2018. More recent developments include the reactivation of the counterintelligence group in 2024, the creation of the AFP Intelligence Command in late 2024, and the official activation of the AFP Strategic Command in 2025. The military has also announced plans for a space force by 2028. These structural changes reflect the Philippines' strategic pivot toward external defense, with a particular emphasis on securing maritime territories and enhancing intelligence capabilities. The timeline demonstrates a consistent effort to modernize and reorganize the AFP to meet evolving security challenges, particularly in the context of regional tensions in the South China Sea.