It was formed in 1922 by amalgamation of five existing regiments and consisted of five regular battalions .
The 13th Frontier Force Rifles was part of the British Indian Army , and after 1947 , Pakistan Army .
13th Frontier Force Rifles was formed in 1922 by amalgamation of five existing regiments and consisted of five regular battalions .
The 13th Frontier Force Rifles was part of the British Indian Army , and after 1947 , Pakistan Army .