| Unit | Consists of | Number of men | Commander | |||
| Corps | 2 or more Divisions | 25,000 to 50,000 | General or Lt. Gen. | |||
| Division | 3 or more Bds. or Regs. | 10,000 to 15,000 | Lt. Gen or Maj. Gen. | |||
| Brigade | 3 or more Battalions | 1500 to 3500 | Maj. Gen, Brig. or Col. | |||
| Regiment | 2 or more Battalions | 1000 to 2000 | Colonel | |||
| Battalion | 4 or more companies | 400 to 1000 | Lt. Colonel | |||
| Company | 2 or more Platoons | 100 to 250 | Captain or Major | |||
| Platoon (Troop) | 2 or more Squads | 16 to 50 | 1st Lieutenant | |||
| Squad | 2 or more Sections | 8 to 24 | Sgt. | |||
| Section | 4 to 12 | Sgt. | ||||