Skip to main content

The obligation to eliminate nuclear weapons

None of the world’s current nuclear-armed states chose to participate in the negotiation of the TPNW or its adoption, and to date, none has adhered to the Treaty. The Treaty provides two pathways to their future adherence: one for so-called destroy-and-join states (‘Article 4(1) states’), and a second for so-called join-and-destroy-states (‘Article 4(2) states’).

NWBM dismantlement
A worker prepares to dismantle a SS-19 missile at a special decommissioning station in Dnipropetrovsk, Ukraine on July 26, 1996. The station was built with financial aid from the United States. Photo: Efrem Lukatsky/AP/NTB
Source: H. Kristensen and M. Korda, ‘Status of World Nuclear Forces’, Federation of American Scientists, (September 2020).
Fig 20 Provisions for verification of elimination of nuclear weapons stockpiles and programmes in the NPT and the TPNW 1500
Verification missions 2000 B