U.S. Marine Corps Forces, Pacific - G3 advises and assists the Commander in matters pertaining to organization, training, planning and operational employment of USMARFORPAC forces. In both component and service (Type Commander) functions, the G3 Division is structured and chartered to serve as the Commander’s principal staff agency for the development and articulation of a wide spectrum of concepts, plans and polices; and to direct and supervise execution and/or implementation of those policies.