The functions of the Philippine Army are as follows: -Organize, train and equip Army forces for the conduct of prompt and sustained combat operations on land; -Prepare such units as may be necessary for the effective prosecution of national defense plans and programs and Armed Forces mission, including the expansion of the peacetime Army component to meet any emergency; -Develop, in accordance with the other major services, tactics, techniques and equipment of interest to the Army on field operations; -Train, organize and equip all Army reserve units; and -Perform such functions as the higher authorities may direct.