British India → Pakistan

12^th Frontier Force Regiment

	Punjab Irregular Force
					mixed Corps of Infantry and Cavalry
1846:	1st Regiment of Infantry, Frontier Brigade │	2nd Regiment of Infantry, Frontier Brigade │	3rd Regiment of Infantry, Frontier Brigade │	4th Regiment of Infantry, Frontier Brigade │	The Corps of Guides │ │
1847:	1st Regiment of Sikh Local Infantry │	2nd Regiment (Hill Corps) of Sikh Local Infantry │	3rd Regiment of Sikh Local Infantry │	4th Regiment of Sikh Local Infantry │	│ │ │
1857:	1st Regiment of Sikh Infantry │	2nd Regiment (Hill Corps) of Sikh Infantry │	3rd Regiment of Sikh Infantry │	4th Regiment of Sikh Infantry │	│ │ │
1857:	1st Regiment of Sikh Infantry, Punjab Irregular Force │	2nd (Hill) Regiment of Sikh Infantry, Punjab Irregular Force │	3rd Regiment of Sikh Infantry, Punjab Irregular Force │	4th Regiment of Sikh Infantry, Punjab Irregular Force │	The Corps of Guides, Punjab Irregular Force │ │
1865:	1st Regiment of Sikh Infantry, Punjab Frontier Force │	2nd (Hill) Regiment of Sikh Infantry, Punjab Frontier Force │	3rd Regiment of Sikh Infantry, Punjab Frontier Force │	4th Regiment of Sikh Infantry, Punjab Frontier Force │	The Corps of Guides, Punjab Frontier Force │ │
1876:	│ │ │	│ │ │	│ │ │	│ │ │	Queen’s Own Corps of Guides, Punjab Frontier Force │
1901:	1st Sikh Infantry │	2nd (Hill) Sikh Infantry │	3rd Sikh Infantry │	4th Sikh Infantry │	Queen’s Own Corps of Guides │
	Renumbering into the Indian Army
	│	│	│	│	│
1903:	51st Sikhs (Frontier Force)	52nd Sikhs (Frontier Force)	53rd Sikhs (Frontier Force)	54th Sikhs (Frontier Force)	Queen’s Own Corps of Guides (Lumsden’s) (Frontier Force)
	│	│	│	│	│
1911:	│ │ │	│ │ │	│ │ │	│ │ │	Queen Victoria’s Own Corps of Guides (Frontier Force) (Lumsden’s) │
1917:	│ │ │	│ │ │	│ │ │	2nd Battalion raised │ │	2nd Battalion raised 3rd Battalion raised │
1921:	51st The Prince of Wales’s Own Sikhs (Frontier Force) │	│ │ │ │	│ │ │ │	2nd Battalion disbanded │ │ │	3rd Battalion disbanded │ │ │
1922:	1st (Prince of Wales’s Own) Battalion,	2nd (Sikhs) Battalion,	3rd (Sikhs) Battalion,	4th (Sikhs) Battalion,	5th (Queen Victoria’s Own Corps of Guides) Battalion,	10th (Queen Victoria’s Own Corps of Guides) (Training) Battalion,
	12th Frontier Force Regiment
			│		cavalry continues as 10th Queen Victoria’s Own Corps of Guides Cavalry (Frontier Force)
1940:	6th Battalion raised 7th Battalion raised │
1941:	8th Battalion raised 9th Battalion raised 14th Battalion raised │
1942:	2nd Battalion captured 1st Afridi Battalion raised │
1943:	10th Battalion → Regimental Center │
1944:	6th Battalion disbanded │
1945:	The Frontier Force Regiment
	│
1946:	9th Battalion → 2nd Battalion 7th Battalion disbanded 14th Battalion disbanded 1st Afridi Battalion disbanded │
			Pakistan
			│
1947:	1st, 2nd, 3nd, 4th, 5th and 8th Battalion │
1948:	4th Battalion split off → 1st Battalion, The Pathan Regiment 9th Battalion raised │
			Islamic Republic of Pakistan
			│
1956:	merged into The Frontier Force Regiment

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The Regular Infantry Regiments of the British Indian, Indian and Pakistan Army
The Regiments of the British Indian, Indian and Pakistan Army
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