May 15, 2021 4th Tank battalion deactivated
U.S. Marines with 4th Tank Battalion, 4th Marine Division, Marine Forces Reserve, salute during the 4th Tank Bn. deactivation ceremony on Navy Operational Support Center and Marine Corps Reserve Center San Diego, in San Diego, California, May 15, 2021. The Marines bid their final farewell to the battalion as it was deactivated in accordance with the Marine Corps’ Force Design 2030 modernization and capabilities-realignment efforts in order to stay prepared for the future fight against near-peer enemies. (U.S. Marine Corps photo by Lance Cpl. Jose S. GuerreroDeLeon)