Quebec Agreement

E59255

The Quebec Agreement was a 1943 wartime accord between the United States and the United Kingdom that formalized their collaboration on nuclear weapons development and set terms for postwar control and use of atomic energy.

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AI-generated illustration of Quebec Agreement

This AI-generated illustration was produced by black-forest-labs/FLUX.2-dev (1024x1024) from a prompt written by openai/gpt-oss-120b from the entity's label + description.

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Generate an image of the Quebec Agreement (The Quebec Agreement was a 1943 wartime accord between the United States and the United Kingdom that formalized their collaboration on nuclear weapons development and set terms for postwar control and use of atomic energy.)

All labels observed (7)

How this entity was disambiguated

Statements (49)

Predicate Object
instanceOf World War II agreement ⓘ
international agreement ⓘ
treaty ⓘ
aimedTo coordinate Anglo-American atomic bomb development ⓘ
prevent independent national use of atomic weapons without consultation ⓘ
alsoKnownAs Articles of Agreement governing collaboration between the authorities of the USA and UK in the matter of Tube Alloys ⓘ
linked to: Quebec Agreement
category Nuclear weapons policy of the United Kingdom ⓘ
Nuclear weapons policy of the United States ⓘ
classifiedAs top secret ⓘ
concerns atomic energy ⓘ
military technology collaboration ⓘ
nuclear weapons development ⓘ
context Anglo-American special relationship ⓘ
countryParty Canada ⓘ
United Kingdom ⓘ
United States ⓘ
createdBody Combined Development Trust ⓘ
Combined Policy Committee ⓘ
established US–UK nuclear weapons collaboration ⓘ
combined policy for atomic energy control ⓘ
combined policy for atomic weapons use ⓘ
hasJurisdictionOver allocation of uranium resources for wartime use ⓘ
historicalPeriod Allied wartime diplomacy ⓘ
influenced US–UK Mutual Defence Agreement ⓘ
postwar nuclear cooperation policy ⓘ
inForceUntil 1948 ⓘ
language English ⓘ
legalStatus secret agreement ⓘ
primarySignatory Franklin D. Roosevelt ⓘ
Winston Churchill ⓘ
programNameMentioned Tube Alloys ⓘ
relatedDocument Hyde Park Aide-Mémoire ⓘ
Manhattan Project agreements ⓘ
relatedTo Manhattan Project ⓘ
restricted disclosure of atomic research to third countries ⓘ
signedAt Château Frontenac ⓘ
Quebec City ⓘ
signedAtConference First Quebec Conference ⓘ
linked to: Quebec Conference
signedDuring World War II ⓘ
signedOn 1943-08-19 ⓘ
stipulated no sharing of atomic information with third parties without mutual consent ⓘ
no use of atomic weapons against each other ⓘ
no use of atomic weapons against other nations without mutual consent ⓘ
postwar control of atomic energy to be jointly managed ⓘ
subjectMatter military alliance ⓘ
resource control ⓘ
scientific cooperation ⓘ
supersededBy US–UK Modus Vivendi of 1948 ⓘ
witnessedBy William Lyon Mackenzie King ⓘ

How these facts were elicited

Referenced by (15)

Full triples — surface form annotated when it differs from this entity's canonical label.

Tube Alloys programme → significantEvent → Quebec Agreement ⓘ
Tube Alloys programme → relatedTo → Quebec Agreement on atomic collaboration ⓘ
linked to: Quebec Agreement
Quebec Conference → result → Quebec Agreement on atomic energy ⓘ
linked to: Quebec Agreement
Quebec Conference → signedDocument → Quebec Agreement ⓘ
US–UK MDA → predecessor → Quebec Agreement ⓘ
Quebec Agreement → alsoKnownAs → Articles of Agreement governing collaboration between the authorities of the USA and UK in the matter of Tube Alloys ⓘ
linked to: Quebec Agreement
Hyde Park Aide-Mémoire → reaffirms → Quebec Agreement ⓘ
Hyde Park Aide-Mémoire → extends → Quebec Agreement ⓘ
Hyde Park Aide-Mémoire → hasShortDescription → 1944 US–UK declaration on atomic weapons cooperation ⓘ
linked to: Quebec Agreement
Hyde Park Aide-Mémoire → followedFrom → Quebec Agreement of 1943 ⓘ
linked to: Quebec Agreement
Combined Policy Committee → formedBy → Quebec Agreement ⓘ
Combined Policy Committee → legalBasis → Quebec Agreement ⓘ
Combined Development Trust → partOf → Anglo-American-Canadian nuclear cooperation ⓘ
linked to: Quebec Agreement