Atomic Energy Act of 1946
E3998
The Atomic Energy Act of 1946 was a landmark U.S. law that established civilian control over nuclear energy and created the Atomic Energy Commission to oversee the development and regulation of nuclear technology after World War II.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Atomic Energy Act of 1946 canonical | 17 |
How this entity was disambiguated
This entity first appeared as the object of triple T52083 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Atomic Energy Act of 1946 Context triple: [Truman administration domestic policy, hasPart, Atomic Energy Act of 1946]
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A.
National Security Act of 1947
The National Security Act of 1947 is a landmark U.S. law that reorganized the nation’s military and intelligence structure, creating institutions such as the Department of Defense, the National Security Council, and the Central Intelligence Agency.
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B.
National Security Act Amendments of 1949
The National Security Act Amendments of 1949 were U.S. legislation that reorganized and strengthened the post–World War II national security structure, notably transforming the National Military Establishment into the Department of Defense and refining the roles of key defense and intelligence agencies.
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C.
United States Atomic Energy Commission
The United States Atomic Energy Commission was the federal agency that oversaw and regulated the development, production, and civilian use of nuclear energy and weapons in the United States during the early Cold War era.
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D.
Energy Reorganization Act of 1974
The Energy Reorganization Act of 1974 is a U.S. federal law that restructured the nation’s nuclear energy program, notably splitting regulatory and promotional functions and creating the Nuclear Regulatory Commission.
-
E.
S-1 Uranium Committee
The S-1 Uranium Committee was a U.S. government scientific advisory group that coordinated early research into nuclear fission and atomic weapons, laying the groundwork for what became the Manhattan Project.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Atomic Energy Act of 1946 Target entity description: The Atomic Energy Act of 1946 was a landmark U.S. law that established civilian control over nuclear energy and created the Atomic Energy Commission to oversee the development and regulation of nuclear technology after World War II.
-
A.
National Security Act of 1947
The National Security Act of 1947 is a landmark U.S. law that reorganized the nation’s military and intelligence structure, creating institutions such as the Department of Defense, the National Security Council, and the Central Intelligence Agency.
-
B.
National Security Act Amendments of 1949
The National Security Act Amendments of 1949 were U.S. legislation that reorganized and strengthened the post–World War II national security structure, notably transforming the National Military Establishment into the Department of Defense and refining the roles of key defense and intelligence agencies.
-
C.
United States Atomic Energy Commission
The United States Atomic Energy Commission was the federal agency that oversaw and regulated the development, production, and civilian use of nuclear energy and weapons in the United States during the early Cold War era.
-
D.
Energy Reorganization Act of 1974
The Energy Reorganization Act of 1974 is a U.S. federal law that restructured the nation’s nuclear energy program, notably splitting regulatory and promotional functions and creating the Nuclear Regulatory Commission.
-
E.
S-1 Uranium Committee
The S-1 Uranium Committee was a U.S. government scientific advisory group that coordinated early research into nuclear fission and atomic weapons, laying the groundwork for what became the Manhattan Project.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
United States federal statute
ⓘ
nuclear energy law ⓘ |
| amendedBy | Atomic Energy Act of 1954 ⓘ |
| appliesTo |
nuclear research facilities in the United States
ⓘ
nuclear weapons production facilities in the United States ⓘ possession and use of fissionable materials in the United States ⓘ |
| authorized | federal control of all fissionable material production ⓘ |
| branchAffected |
executive branch of the United States
ⓘ
legislative branch of the United States ⓘ |
| citation | 60 Stat. 755 ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| created |
category of Restricted Data
ⓘ
framework for classification of nuclear information ⓘ |
| createdAgency | United States Atomic Energy Commission ⓘ |
| effectiveDate | 1946-08-01 ⓘ |
| enactedBy | United States Congress ⓘ |
| established |
United States Atomic Energy Commission
ⓘ
civilian control over atomic energy in the United States ⓘ |
| governedBy | principle of civilian control of atomic energy ⓘ |
| historicalContext |
early Cold War
ⓘ
post–World War II nuclear policy ⓘ |
| influenced |
United States nuclear nonproliferation policy
ⓘ
United States nuclear weapons policy ⓘ |
| introducedBy | Brien McMahon ⓘ |
| jurisdiction | federal ⓘ |
| legislativeBody |
United States House of Representatives
ⓘ
United States Senate ⓘ |
| prohibited | private ownership of fissionable materials ⓘ |
| publicLawNumber | Public Law 79-585 ⓘ |
| purpose |
to control the development and use of atomic energy for both military and civilian purposes
ⓘ
to ensure government monopoly over fissionable materials ⓘ to regulate nuclear research and production facilities ⓘ |
| relatedTo |
Atomic Energy Act of 1954
ⓘ
Manhattan Project ⓘ United States Atomic Energy Commission ⓘ |
| replaced | wartime military control of atomic energy in the United States ⓘ |
| restricted |
dissemination of atomic energy information
ⓘ
sharing of nuclear information with foreign governments ⓘ |
| resultedIn |
creation of a government monopoly on nuclear technology in the United States
ⓘ
transfer of atomic energy control from the U.S. military to civilian authorities ⓘ |
| shortName | McMahon Act ⓘ |
| signedBy |
Harry S. Truman
ⓘ
linked to:
President Harry S. Truman
|
| signingDate | 1946-08-01 ⓘ |
| subjectMatter |
fissionable materials
ⓘ
national security ⓘ nuclear energy ⓘ nuclear weapons ⓘ |
| supersededBy | Atomic Energy Act of 1954 ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Atomic Energy Act of 1946 Description of subject: The Atomic Energy Act of 1946 was a landmark U.S. law that established civilian control over nuclear energy and created the Atomic Energy Commission to oversee the development and regulation of nuclear technology after World War II.
Referenced by (17)
Full triples — surface form annotated when it differs from this entity's canonical label.
General Advisory Committee of the U.S. Atomic Energy Commission
→
legalBasis
→
Atomic Energy Act of 1946
ⓘ
subject linked to:
restricted data (U.S. nuclear information classification)