British Chiefs of Staff Committee

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The British Chiefs of Staff Committee was the United Kingdom’s highest-level military advisory body, coordinating strategic planning and operations among the heads of the armed services, especially during the Second World War.

Aliases (3)
  • Chiefs of Staff Committee ×3
  • British Armed Forces leadership during the Falklands War ×1
  • modern Chiefs of Staff Committee of the United Kingdom ×1

Statements (47)
Predicate Object
instanceOf defence staff committee
military advisory body
activeDuring World War II
advises British Cabinet
British War Cabinet
Prime Minister of the United Kingdom
alsoKnownAs Chiefs of Staff Committee
composedOf Chief of the Air Staff
Chief of the Imperial General Staff
First Sea Lord
cooperatedWith United States Joint Chiefs of Staff
country United Kingdom
documentedIn British official histories of the Second World War
era 20th century
fieldOfWork defence policy
joint operations planning
military strategy
followedBy modern Chiefs of Staff Committee of the United Kingdom
formedFor coordination of the armed services
high-level military advice
strategic direction of the British armed forces
governedBy British constitutional conventions
hasMemberRole Chief of the Defence Staff (later periods)
hasRole highest-level military advisory body in the United Kingdom
inter-service coordination body
strategic planning coordination body
influenced post-war NATO military structures
languageOfWork English
location London
metAt Admiralty, London
Air Ministry, London
War Office, London
notablePeriod Second World War
participatedIn Combined Chiefs of Staff
partOf British defence establishment
British government
precededBy informal inter-service conferences
responsibleFor coordination of British global military operations
overall British war strategy in World War II
serviceBranch British Army
Royal Air Force
Royal Navy
shortName COS Committee
significantEvent planning of D-Day landings
planning of Far East and Pacific operations
planning of Mediterranean campaigns in World War II
subordinateTo War Cabinet during World War II


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