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Opposed

Greece

Umbrella state (NATO)

Greece boycotted the negotiations on the Treaty on the Prohibition of Nuclear Weapons (TPNW) in 2017 and has consistently voted against the annual UN General Assembly resolutions on the Treaty, including in 2024. Greece may sign and ratify or accede to the TPNW, but will have to make changes to its policies and practices to become compliant.

TPNW Status

SIGNATURE
DEPOSIT WITH UNSG
ENTRY INTO FORCE
DECLARATION
Key weapons of mass destruction treaties
NUCLEAR WEAPONS
Party to the TPNW No
Party to the NPT Yes (Ratified 1970)
Ratified the CTBT Yes (Ratified 1999)
Party to an NWFZ No
CSA with the IAEA Yes (In force 1981)
AP with the IAEA Yes (In force 2004)
BIOLOGICAL AND CHEMICAL WEAPONS
Party to the BWC Yes (Ratified 1975)
Party to the CWC Yes (Ratified 1994)
TPNW Art. 1(1) prohibitions: Compatibility in 2024
(a) Develop, produce, manufacture, acquire Compatible
Possess or stockpile Compatible
Test Compatible
(b) Transfer Compatible
(c) Receive transfer or control Compatible
(d) Use Compatible
Threaten to use Compatible
(e) Assist, encourage or induce Non-compatible
(f) Seek or receive assistance Compatible
(g) Allow stationing, installation, deployment Compatible
TPNW voting and participation
UNGA resolution on TPNW (latest vote) Voted no (2024)
Participated in 2MSP (2023) No
Participated in 1MSP (2022) No
Average MSP delegation size (% women) N/A
Adoption of TPNW (7 July 2017) N/A
Participated in TPNW negotiations (2017) No
Negotiation mandate (A/RES/71/258) Voted no
Fissile material
Nuclear facilities Yes
Fissile material production No
HEU stocks Cleared
Plutonium stocks No
SQP with the IAEA No

Latest developments

Greece maintains F-16 dual-capable aircraft that could be used to deliver nuclear weapons in a conflict. It participated in NATO’s annual nuclear strike exercise, known as Steadfast Noon, in October 2024.1

At the Treaty on the Non-Proliferation of Nuclear Weapons (NPT) Preparatory Committee session in July 2024, Greece underscored the importance of NATO’s ‘extended nuclear deterrence’ for its security in an ‘increasingly complex security environment’. It said that, while NATO shares the goal of ‘a more secure world without nuclear weapons’, the process for achieving nuclear disarmament ‘should be pursued within an agreed framework’, and the TPNW ‘does not provide that framework as it lacks essential mechanisms to address the hugely complex requirements to secure the elimination of nuclear weapons’.2

In the First Committee of the UN General Assembly in October 2024, Greece said that it remained ‘a strong advocate’ for the common goal of nuclear disarmament. ‘In an era of increased stalemate in multilateral disarmament fora, the need for revitalisation of multilateral disarmament negotiations is more crucial than ever,’ it said.3

Recommendations

  • Greece should renounce the possession and potential use of nuclear weapons on its behalf, and ensure that nuclear weapons do not have a role in its defence posture.

  • Greece should comply with its existing obligation under Article VI of the NPT and pursue negotiations in good faith on nuclear disarmament.

  • Greece should urgently adhere to the TPNW. Until it is in a position to do so, it should welcome the TPNW as a valuable component in the global disarmament and non-proliferation architecture, work with the Treaty's states parties on practical steps towards disarmament, and attend the meetings of states parties as an observer.

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