Ranks:
General
Lieutenant General
Major General
Brigadier General
Colonel
Lieutenant Colonel
Major
Captian
1st Lieutenant
2nd Lieutenant
Chief Warrant Officer
Warrant Officer
Command Sergeant Major
Sergeant Major
First Sergeant
Master Sergeant
Sergeant First class
Staff Sergeant
Sergeant
Corporal
Private First Class
Private
Here is The Real US Military Ranks
Ghost Recon Special Forces