Sergeant Major of the Marine Corps, Sgt. Maj. Ronald L. Green, addresses Marines with Marine Forces Reserve at Marine Corps Support Facility New Orleans, Jan. 20, 2015. Green’s visit entailed getting to know his Marines better and discussing the 'Protect What You've Earned' campaign by urging Marines to continue to uphold the standards of the Corps on and off duty. - Sergeant Major of the Marine Corps, Sgt. Maj. Ronald L. Green, addresses Marines with Marine Forces Reserve at Marine Corps Support Facility New Orleans, Jan. 20, 2015. Green’s visit entailed getting to know his Marines better and discussing the 'Protect What You've Earned' campaign by urging Marines to continue to uphold the standards of the Corps on and off duty.