rear support group (RSG)

air support field pack, field pack air support, airborne / para (air support) / Pathfinder Bergen

rear support

rear support operations area

navy group; naval group

Ukraine Defense Contact Group (UDCG) / Ramstein group

joint logistics support group (JLSG)

mobile support group

peace support group

peace-support group

support group

United Nations Civilian Police Support Group (UNPSG)

close-support artillery group

Gunfire Support Group (Naval Forces)

close-support group

amphibious support group

fire-support group (FSG)

Close Fire Support Group (CFSG)

fire support coordinator / fire-support coordinator (FSCOORD)

tactical support syn. combat support

advance, flank, and rear guard

dispersed rear area

headquarters rear echelon net

immediate rear

in deep rear

Joint Rear Area (JRA)

logistical rear

operational rear

rear

rear admiral

rear area (RA)

rear area protection and defense

rear area security