Nuclear Ban Monitor | Nuclear Weapons Ban Monitor

About the TPNW
About the TPNW

The TPNW was adopted on 7 July 2017 at a diplomatic conference established by the UN General Assembly. A total of 122 states, more than three-fifths of the world’s 197 states, voted in favour of the Treaty’s adoption.
The history of the TPNW

The Core Prohibitions

The Definition of Nuclear Weapons

Safeguards and Verification under the TPNW

National Implementation Obligations

Relationship with other agreements

The Text of the Treaty
TPNW Status
TPNW Status

Two years after the TPNW was opened for signature, the Ban Monitor identifies a total of 135 states, or more than two thirds of the world’s states, as “TPNW supporters”.
Global status of the TPNW

Support by Region

Adherence Speed
TPNW Compliance
TPNW Compliance

The Ban Monitor evaluates the degree to which the world’s 197 states – adherents and non-adherents alike – act in accordance with the treaty’s core prohibitions.
TPNW Compliance status

Compliance by prohibition

Compliance by region

Interpretations and Analysis
State Profiles
Nuclear Weapons
Nuclear Weapons

A nuclear weapon is a nuclear explosive device that has been weaponised, meaning that it is contained in and delivered by, for example, a missile, rocket, or bomb.
Nuclear arsenals

Extended nuclear deterrence

Host states

War Games and Missile Tests

Policies on Use

Latest developments and background

Colombia voted yes on the UN General Assembly resolution on the TPNW in 2018.

Recommendations

Colombia should urgently ratify the TPNW, and encourage other states to adhere to the Treaty.

Signed
Yes (3 Aug 2018)

Adhered
No

Compliance with article 1(1) of the TPNW
Art 1(1)(a)	The prohibition on developing, producing, manufacturing, or otherwise acquiring	Compliant
	The prohibition on testing	Compliant
	The prohibition on possessing or stockpiling	Compliant
Art 1(1)(b)	The prohibition on transferring	Compliant
Art 1(1)(c)	The prohibition on receiving transfer or control	Compliant
Art 1(1)(d)	The prohibition on using	Compliant
	The prohibition on threatening to use	Compliant
Art 1(1)(e)	The prohibition on assisting prohibited activities	Compliant
	The prohibition on encouraging or inducing prohibited activities	Compliant
Art 1(1)(f)	The prohibition on encouraging or inducing prohibited activities	Compliant
Art 1(1)(g)	The prohibition on allowing stationing, installation, or deployment	Compliant

TPNW process
Vote on mandate resolution (A/RES/71/258)	Voted yes
Participated in treaty negotiations (% women)	Yes (50%)
Vote on adoption of treaty text	Voted yes
Vote on UNGA resolution 2018	Voted yes

Fissile material
Highly enriched uranium stocks	No
Civilian plutonium stocks
Fissile material production	No

Related treaties and mechanisms
Party to the NPT	Yes
Party to a NWFZ	Yes (Tlatelolco)
Ratified the CTBT	Yes (Annex 2 state)
Party to the PTBT	Yes
Member of the CD	Yes
IAEA CSA in force	Yes
IAEA AP in force	Yes
Party to the CWC	Yes
Party to the BWC	Yes