No, they were just a different type of cavalry, usually mounted infantry armed with a sword or a carbine ( short light rifle )
Sergeant is a higher rank than Corporal.
Yes... and the Air Force, and in the Marines, as well.
Yes
Private First Class is higher than Private.
No, Field Marshall is the highest rank in the army. Even very few get promoted to this.
general army is a higher position than general police as general police is two star rank whereas general army has five star rank.
A mountain is something that is higher than the rest of the land. You can't be "higher than the rest of the land" unless there is lower land to be higher than. If there were no space between mountains, then all land would be at the altitude of the top of the mountains, and it would all be flat, and there would be no mountains.
growth hormone
Typically a battalion is composed of several companies, batteries, or troops.
It would depend on which 'army' you are referring to. Generally, a Field Marshall is the highest rank in an army.
In the Army, yes.
One that invest his/her money where exploitation of workers its higher than the rest of the economy.