Private E-1
No, there is no rank of commander in the Army. In the Army commander is a title, not a rank. In the Navy, there is a rank of Commander, it is the equivalent of Lt Colonel or O-5.
YES
Field Marshal is the highest military rank in Pakistan Army.
His rank was that of General, the highest rank attainable in the army of the Confederacy during the Civil War. He held the rank of Colonel in the United States Army before he resigned his commission.
USA
One that has people
It is the second most powerful country in the world and has the second largest standing army
They Get Demoted to second lieutenant
Rank is not determined by academic qualifications.
Private First Class
Si Robertson's rank in the Army was Sergeant First Class, also known as (E-7). Si retired from the Army in 1993.
Private E-1
Private
Gunnery Sergeant is pay grade E7, and the equivalent Army rank is Sergeant First Class.
Congress authorized that rank on 25 July 1866.
LTJG is a Navy rank for Lieutenant Junior Grade. The pay grade is O-2, and the equivalent rank in the Army, Air Force, and Marine Corps is First Lieutenant.