International Court of Justice advisory opinion on the Legality of the Threat or Use of Nuclear Weapons (1996)

E727463

ICJ advisory opinion international legal instrument judicial decision

The International Court of Justice’s 1996 advisory opinion on the Legality of the Threat or Use of Nuclear Weapons is a landmark legal assessment that examined whether nuclear weapons could ever be lawful under international law and clarified states’ obligations to pursue nuclear disarmament in good faith.

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All labels observed (4)

Label	Occurrences
1996 ICJ Advisory Opinion on the Legality of the Threat or Use of Nuclear Weapons	1
ICJ Nuclear Weapons Advisory Opinion	1
International Court of Justice advisory opinion on the Legality of the Threat or Use of Nuclear Weapons (1996) canonical	1
Legality of the Threat or Use of Nuclear Weapons, Advisory Opinion, I.C.J. Reports 1996	1

How this entity was disambiguated

This entity first appeared as the object of triple T8351235 — 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: International Court of Justice advisory opinion on the Legality of the Threat or Use of Nuclear Weapons (1996)
Context triple: [Article VI of the Treaty on the Non-Proliferation of Nuclear Weapons, interpretedBy, International Court of Justice advisory opinion on the Legality of the Threat or Use of Nuclear Weapons (1996)]

A. International Court of Justice advisory opinion on Western Sahara (1975)
The International Court of Justice advisory opinion on Western Sahara (1975) was a landmark legal ruling that concluded Western Sahara was not terra nullius at the time of Spanish colonization and affirmed the Sahrawi people's right to self-determination.
B. International Court of Justice ruling of 2009
The International Court of Justice ruling of 2009 is a judgment by the UN’s principal judicial organ that settled a maritime boundary dispute between Romania and Ukraine in the Black Sea, clarifying the legal impact of Snake Island on the delimitation.
C. Statute of the International Court of Justice
The Statute of the International Court of Justice is the foundational treaty that establishes the Court’s structure, jurisdiction, and procedures as the principal judicial organ of the United Nations.
D. Chamber of Summary Procedure of the International Court of Justice
The Chamber of Summary Procedure of the International Court of Justice is a smaller, specially constituted body of the Court designed to handle certain cases more expeditiously than the full bench.
E. Namibia Advisory Opinion (Legal Consequences for States of the Continued Presence of South Africa in Namibia)
The Namibia Advisory Opinion is a 1971 International Court of Justice ruling that declared South Africa’s continued presence in Namibia illegal and clarified the obligations of other states not to recognize or assist that situation.
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: International Court of Justice advisory opinion on the Legality of the Threat or Use of Nuclear Weapons (1996)
Target entity description: The International Court of Justice’s 1996 advisory opinion on the Legality of the Threat or Use of Nuclear Weapons is a landmark legal assessment that examined whether nuclear weapons could ever be lawful under international law and clarified states’ obligations to pursue nuclear disarmament in good faith.

A. International Court of Justice advisory opinion on Western Sahara (1975)
The International Court of Justice advisory opinion on Western Sahara (1975) was a landmark legal ruling that concluded Western Sahara was not terra nullius at the time of Spanish colonization and affirmed the Sahrawi people's right to self-determination.
B. International Court of Justice ruling of 2009
The International Court of Justice ruling of 2009 is a judgment by the UN’s principal judicial organ that settled a maritime boundary dispute between Romania and Ukraine in the Black Sea, clarifying the legal impact of Snake Island on the delimitation.
C. Statute of the International Court of Justice
The Statute of the International Court of Justice is the foundational treaty that establishes the Court’s structure, jurisdiction, and procedures as the principal judicial organ of the United Nations.
D. Chamber of Summary Procedure of the International Court of Justice
The Chamber of Summary Procedure of the International Court of Justice is a smaller, specially constituted body of the Court designed to handle certain cases more expeditiously than the full bench.
E. Namibia Advisory Opinion (Legal Consequences for States of the Continued Presence of South Africa in Namibia)
The Namibia Advisory Opinion is a 1971 International Court of Justice ruling that declared South Africa’s continued presence in Namibia illegal and clarified the obligations of other states not to recognize or assist that situation.
F. None of above. chosen

Statements (47)

Predicate	Object
instanceOf	ICJ advisory opinion ⓘ international legal instrument ⓘ judicial decision ⓘ
appliesPrinciple	Martens Clause ⓘ principle of distinction between civilians and combatants ⓘ principle of proportionality in the use of force ⓘ prohibition of indiscriminate weapons ⓘ prohibition of unnecessary suffering ⓘ protection of the natural environment in armed conflict ⓘ
askedQuestion	Is the threat or use of nuclear weapons in any circumstance permitted under international law? ⓘ
author	International Court of Justice ⓘ
bindingOn	none (advisory opinion only) ⓘ
citation	Legality of the Threat or Use of Nuclear Weapons, Advisory Opinion, I.C.J. Reports 1996 ⓘ linked to: International Court of Justice advisory opinion on the Legality of the Threat or Use of Nuclear Weapons (1996)
conclusion	Court could not definitively conclude on legality or illegality of use of nuclear weapons in an extreme circumstance of self‑defence in which the very survival of a State would be at stake ⓘ no comprehensive and universal prohibition of the threat or use of nuclear weapons as such exists in conventional or customary international law ⓘ states are under an obligation to pursue in good faith and bring to a conclusion negotiations leading to nuclear disarmament in all its aspects under strict and effective international control ⓘ threat or use of nuclear weapons must comply with principles and rules of international humanitarian law ⓘ threat or use of nuclear weapons must comply with requirements of the UN Charter, particularly on self‑defence and use of force ⓘ threat or use of nuclear weapons would generally be contrary to the rules of international law applicable in armed conflict ⓘ
contains	dissenting opinions by several judges ⓘ separate opinions by several judges ⓘ
date	8 July 1996 ⓘ
field	disarmament law ⓘ international humanitarian law ⓘ international law ⓘ law of armed conflict ⓘ
influenced	interpretation of Article VI of the NPT ⓘ positions of non‑nuclear‑weapon states in multilateral disarmament forums ⓘ subsequent debates on nuclear disarmament ⓘ
interprets	Article 2(4) of the United Nations Charter ⓘ Article 51 of the United Nations Charter ⓘ Article VI of the Treaty on the Non‑Proliferation of Nuclear Weapons ⓘ
language	English ⓘ French ⓘ
legalStatus	advisory and non‑binding ⓘ
majorityDecision	delivered by a narrow majority of judges ⓘ
recognizedAs	authoritative interpretation of states’ obligation to pursue nuclear disarmament in good faith ⓘ landmark decision in the law of nuclear weapons ⓘ
relatedTo	Treaty on the Non‑Proliferation of Nuclear Weapons ⓘ linked to: Nuclear Non-Proliferation Treaty United Nations General Assembly resolution 49/75 K ⓘ customary international humanitarian law ⓘ
requestedBy	United Nations General Assembly ⓘ
seatOfCourt	Peace Palace, The Hague, Netherlands ⓘ linked to: Peace Palace
subject	legality of the threat or use of nuclear weapons ⓘ
topic	conditions for lawful self‑defence under the UN Charter ⓘ legality of nuclear deterrence doctrines ⓘ
year	1996 ⓘ

How these facts were elicited

Referenced by (4)

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

Article VI of the Treaty on the Non-Proliferation of Nuclear Weapons → interpretedBy → International Court of Justice advisory opinion on the Legality of the Threat or Use of Nuclear Weapons (1996) ⓘ

subject linked to: Article VI

Common Article 1 → citedIn → ICJ Nuclear Weapons Advisory Opinion ⓘ

linked to: International Court of Justice advisory opinion on the Legality of the Threat or Use of Nuclear Weapons (1996)

International Court of Justice advisory opinion on the Legality of the Threat or Use of Nuclear Weapons (1996) → citation → Legality of the Threat or Use of Nuclear Weapons, Advisory Opinion, I.C.J. Reports 1996 ⓘ

linked to: International Court of Justice advisory opinion on the Legality of the Threat or Use of Nuclear Weapons (1996)

Article VI of the NPT → interpretedIn → 1996 ICJ Advisory Opinion on the Legality of the Threat or Use of Nuclear Weapons ⓘ

linked to: International Court of Justice advisory opinion on the Legality of the Threat or Use of Nuclear Weapons (1996)

All labels observed (4)

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Statements (47)

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Referenced by (4)

How this entity was disambiguated

How these facts were elicited