The Royal Welsh Regiment was an infantry

Infantry

Infantrymen are soldiers who are specifically trained for the role of fighting on foot to engage the enemy face to face and have historically borne the brunt of the casualties of combat in wars. As the oldest branch of combat arms, they are the backbone of armies...

 regiment of the Territorial Army in the United Kingdom

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

. It was formed in 1999 as part of the restructuring of the TA by the amalgamation of the two Welsh

Wales

Wales is a country that is part of the United Kingdom and the island of Great Britain, bordered by England to its east and the Atlantic Ocean and Irish Sea to its west. It has a population of three million, and a total area of 20,779 km²...

 TA battalions:

• 3rd (V) Battalion, Royal Welch Fusiliers
  Royal Welch Fusiliers
  The Royal Welch Fusiliers was an infantry regiment of the British Army, part of the Prince of Wales' Division. It was founded in 1689 to oppose James II and the imminent war with France...
  
  
• 2nd (V) Battalion, Royal Regiment of Wales
  Royal Regiment of Wales
  The Royal Regiment of Wales was an infantry regiment of the British Army, part of the Prince of Wales' Division. It was formed in 1969 by the amalgamation of The South Wales Borderers and The Welch Regiment....
  
  

The regiment had a total of five companies

Company (military unit)

A company is a military unit, typically consisting of 80–225 soldiers and usually commanded by a Captain, Major or Commandant. Most companies are formed of three to five platoons although the exact number may vary by country, unit type, and structure...

:

• HQ Company - Cardiff
  Cardiff
  Cardiff is the capital, largest city and most populous county of Wales and the 10th largest city in the United Kingdom. The city is Wales' chief commercial centre, the base for most national cultural and sporting institutions, the Welsh national media, and the seat of the National Assembly for...
  
  
• A (RWF) Company - Wrexham
  Wrexham
  Wrexham is a town in Wales. It is the administrative centre of the wider Wrexham County Borough, and the largest town in North Wales, located in the east of the region. It is situated between the Welsh mountains and the lower Dee Valley close to the border with Cheshire, England...
  
  
• B (RRW) Company - Swansea
  Swansea
  Swansea is a coastal city and county in Wales. Swansea is in the historic county boundaries of Glamorgan. Situated on the sandy South West Wales coast, the county area includes the Gower Peninsula and the Lliw uplands...
  
  
• C (RRW) Company - Pontypridd
  Pontypridd
  Pontypridd is both a community and a principal town of Rhondda Cynon Taf, Wales and is situated 12 miles/19 km north of the Welsh capital city of Cardiff...
  
  
• D (RWF) Company - Colwyn Bay
  Colwyn Bay
  - Demography :Prior to local government reorganisation on 1 April 1974 Colwyn Bay was a municipal borough with a population of c.25,000, but in 1974 this designation disappeared leaving five separate parishes, known as communities in Wales, of which the one bearing the name Colwyn Bay encompassed...
  
  

As part of the restructuring of the infantry announced in 2004, the Royal Welsh Regiment became the TA battalion of the new amalgamated regiment of Wales, the Royal Welsh

Royal Welsh

The Royal Welsh was formed on St David's Day, 1 March 2006. It is one of the new large infantry regiments of the British Army, and the regiment's formation was announced on 16 December 2004 by Geoff Hoon and General Sir Mike Jackson as part of the restructuring of the infantry.-Formation:The...

, on the 1st March 2006.