List of British armies in World War I

This page is a list of British army-level formations existing during the First World War.

British Army lists

Commands and Army groups

Field armies in the First World War

Field armies in the Second World War

Corps in the First World War

Corps in the Second World War

Divisions in the First World War

Divisions in the Second World War

Brigades in the First World War

Brigades in the Second World War

Regiments of Cavalry

Royal Armoured Corps Regiments in Second World War

Royal Artillery Batteries

Regiments of Foot

Regiments in 1881

Territorial Force Units in 1908

Yeomanry Regiments converted to Royal Artillery

Royal Artillery Regiments (1938–47)

Regiments in 1962

Regiments in 2008

Territorial Army units in 2012

List of British Army Reserve Units (2020)

Present-day Regiments

Nicknames of regiments

Expeditionary Forces

• British Expeditionary Force (BEF)
  • First Army
  • Second Army
  • Third Army
  • Fourth Army
  • Fifth Army (originally the Reserve Army)
• Mediterranean Expeditionary Force (MEF)
  • Dardanelles Army
  • Egyptian Expeditionary Force (EEF)
  • British Salonika Army (BSF)
• Mesopotamian Expeditionary Force
• British Force in Italy

Home Forces

• Central Force
  • First Army
  • Second Army
  • Third Army
• Northern Army
• Southern Army

References

• Maj A.F. Becke,History of the Great War: Order of Battle of Divisions, Part 4: The Army Council, GHQs, Armies, and Corps 1914–1918, London: HM Stationery Office, 1944/Uckfield: Naval & Military Press, 2007, ISBN 1-847347-43-6.