Great Britain

The Royal Irish Regiment

from Regiments of Foot: 27, 83, 86, 87, 89, and 108

United Kingdom of Great Britain and Northern Ireland

1^st Battalion,
The Royal Inniskilling Fusiliers
│

1^st Battalion,
The Royal Ulster Rifles
│

1^st Battalion,
The Royal Irish Fusiliers
(Princess Victoria’s)
│

1948:

part of
The North Irish Brigade

│

part of
The North Irish Brigade

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part of
The North Irish Brigade

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1958:

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1968:

1^st Battalion,

2^nd Battalion,

3^rd Battalion,

The Royal Irish Rangers
(27^th (Inniskilling), 83^rd and 87^th)

part of
The King’s Division

│

1969:

│
│

disbanded

1970:

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The Ulster Defence Regiment

│

│

1992:

1^st Battalion,

2^nd Battalion,

3^rd (County Down) Battalion,
4^th (County Fermanagh and County Tyrone) Battalion,
5^th (County Londonderry) Battalion,
6^th (County Armagh) Battalion,
7^th (City of Belfast) Battalion,
8^th (County Tyrone) Battalion,
9^th (County Antrim) Battalion,

The Royal Irish Regiment
(27^th (Inniskilling), 83^rd and 87^th and the Ulster Defence Regiment)

│

1993:

1^st Battalion,
│

│
│

1999:

│
│

3^rd Battalion and 6^th Battalion merged into 3^rd Battalion
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2001:

│
│
│
│

7^th Battalion and 9^th Battalion merged into 2^nd Battalion
3^rd Battalion and 8^th Battalion merged into 3^rd Battalion
4^th Battalion and 5^th Battalion merged into 4^th Battalion
│

2007:

│
│

2^nd Battalion, 3^rd Battalion and 4^th Battalion disbanded

2023:

│

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The Regular Infantry of the British Army
The Regiments and Corps of the British army
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