Corporal was a military rank for some Earth-based militaries or armed forces. The rank of corporal was above that of Private. (PROSE: Freedom) Being low down the military rank structure they were often relatively young compared to other personnel. (PROSE: Illegal Alien, The Dying Days)
Corporals, like other military personnel, were identified by their uniform; (PROSE: Independence Day) stripes in a corporal's case. (PROSE: Vanderdeken's Children)
Within some Earth-based militaries, other terms were used such as obergerfrieter. (PROSE: Casualties of War)
Paul Reynish was a corporal in the British Army at the time of his planned execution. (HOMEVID: When to Die)
When he first met the Doctor, John Benton was a Corporal. (TV: The Invasion)
Palmer was a UNIT corporal. (TV: The Three Doctors)
Corporal was the nickname that Luke Smith gave to Lance Metcalf. (TV: Warriors of Kudlak)