Structure of the United States Armed Forces

Military units in the United States Army
Name	Number of personnel	Number of subordinate units	Officer in charge
Corps	30,000+	2 divisions	Lieutenant General
Division	10,000–20,000	2-3 regiments or brigades	Major General
Brigade	2000–5000	2+ battalions	Brigadier General
Battalion	300–1000	2–6 companies	Colonel
Company	150–300	3–6 platoons	Captain
Platoon	30–40	2+ squads	Lieutenant
Squad	8–12	2+ fireteams	NCO (Sergeant)
Fireteam	4	n/a	NCO (Corporal)

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