G3 (NATO)
Encyclopedia
G3, in NATO, is the Assistant Chief Of Staff (ACOS) or senior staff officer on Operations and Plans at the division
level and higher (military shorthand).
Division (military)
A division is a large military unit or formation usually consisting of between 10,000 and 20,000 soldiers. In most armies, a division is composed of several regiments or brigades, and in turn several divisions typically make up a corps...
level and higher (military shorthand).