List of parties to the Treaty on the Non-Proliferation of Nuclear Weapons
The list of parties to the Nuclear Non-Proliferation Treaty encompasses the states which have signed and ratified or acceded to the
On 1 July 1968, the
The treaty recognizes five states as
The NPT remains the most widely subscribed to nuclear arms control treaty in history.
Ratified or acceded states
189
Multiple dates indicate the different days in which states submitted their signature or deposition, varied by location. This location is noted by: (L) for London, (M) for Moscow, and (W) for Washington D.C.
Bolded states with a dagger (†) are recognized as nuclear weapons states by the treaty.
State[7][8][9][10] | Signed | Deposited | Method |
---|---|---|---|
Afghanistan | 1 Jul 1968 (L, M, W) | 4 Feb 1970 (W) 5 Feb 1970 (M) 5 Mar 1970 (L) |
Ratification |
Albania | 12 Sep 1990 (L) 14 Sep 1990 (M) 28 Sep 1990 (W) |
Accession | |
Algeria | 12 Jan 1995 (L, M, W) | Accession | |
Andorra | 7 Jun 1996 (L) 25 Jun 1996 (W) 2 Jul 1996 (M) |
Accession | |
Angola | 14 Oct 1996 (W) 30 Apr 2010 (M) |
Accession | |
Antigua and Barbuda | 17 Jun 1985 (L) | Succession from United Kingdom | |
Argentina | 10 Feb 1995 (W) 17 Feb 1995 (L) |
Accession | |
Armenia | 21 Jun 1993 (M) 15 Jul 1993 (W) |
Accession | |
Australia | 27 Feb 1970 (L, M, W) | 23 Jan 1973 (L, M, W) | Ratification |
Austria | 1 Jul 1968 (L, M, W) | 27 Jun 1969 (L, W) 28 Jun 1969 (M) |
Ratification |
Azerbaijan | 22 Sep 1992 (M) | Accession | |
Bahamas | 11 Aug 1976 (L) 13 Aug 1976 (W) 30 Aug 1976 (M) |
Succession from United Kingdom | |
Bahrain | 3 Nov 1988 (W) | Accession | |
Bangladesh | 31 Aug 1979 (L, M) 27 Sep 1979 (W) |
Accession | |
Barbados | 1 Jul 1968 (W) | 21 Feb 1980 (W) | Ratification |
Belarus | 9 Feb 1993 (M) 22 Jul 1993 (W) 23 Jul 1993 (L) |
Accession | |
Belgium | 20 Aug 1968 (L, M, W) | 2 May 1975 (L, W) 4 May 1975 (M) |
Ratification |
Belize | 9 Aug 1985 (L) | Succession from United Kingdom | |
Benin | 1 Jul 1968 (W) | 31 Oct 1972 (W) | Ratification |
Bhutan | 23 May 1985 (W) | Accession | |
Bolivia | 1 Jul 1968 (W) | 26 May 1970 (W) | Ratification |
Bosnia and Herzegovina | 15 Aug 1994 (W) | Succession from SFR Yugoslavia | |
Botswana | 1 Jul 1968 (W) | 28 Apr 1969 (L) | Ratification |
Brazil | 18 Sep 1998 (L, M, W) | Accession | |
Brunei | 26 Mar 1985 (W) | Accession | |
Bulgaria | 1 Jul 1968 (L, M, W) | 5 Sep 1969 (W) 18 Sep 1969 (M) 3 Nov 1969 (L) |
Ratification |
Burkina Faso | 25 Nov 1968 (W) 11 Aug 1969 (M) |
3 Mar 1970 (W) | Ratification |
Burundi | 19 Mar 1971 (M) | Accession | |
Cabo Verde | 24 Oct 1979 (M) | Accession | |
Cambodia | 2 Jun 1972 (W) 25 Sep 1987 (M) |
Accession | |
Cameroon | 17 Jul 1968 (W) 18 Jul 1968 (M) |
8 Jan 1969 (W) | Ratification |
Canada | 23 Jul 1968 (L, W) 29 Jul 1968 (M) |
8 Jan 1969 (L, M, W) | Ratification |
Central African Republic | 25 Oct 1970 (W) | Accession | |
Chad | 1 Jul 1968 (M) | 10 Mar 1971 (W) 11 Mar 1971 (M) 23 Mar 1971 (L) |
Ratification |
Chile | 25 May 1995 (W) | Accession | |
China† | 9 Mar 1992 (L) 12 Mar 1992 (M) 17 Mar 1992 (W) |
Accession | |
Colombia | 1 Jul 1968 (W) | 8 Apr 1986 (W) 29 Apr 1986 (M) 30 Apr 1986 (L) |
Ratification |
Comoros | 4 Oct 1995 (W) | Accession | |
Republic of the Congo | 26 Jul 1968 (M) | 23 Oct 1978 (W) | Ratification |
Costa Rica | 1 Jul 1968 (W) | 3 Mar 1970 (W) | Ratification |
Côte d'Ivoire | 1 Jul 1968 (W) | 6 Mar 1973 (W) | Ratification |
Croatia | 29 Jun 1992 (W) | Succession from SFR Yugoslavia | |
Cuba | 4 Nov 2002 (M) | Accession | |
Cyprus | 1 Jul 1968 (L, M, W) | 10 Feb 1970 (M) 16 Feb 1970 (W) 5 Mar 1970 (L) |
Ratification |
Czech Republic | 1 Jan 1993 (M, W) 5 Apr 1993 (L) |
Succession from Czechoslovakia Signed 1 July 1968 Deposited 22 July 1969 | |
Democratic Republic of the Congo | 22 Jul 1968 (W) 17 Sep 1968 (L) |
4 Aug 1970 (W) | Ratification |
Denmark | 1 Jul 1968 (L, M, W) | 3 Jan 1969 (L, M, W) | Ratification |
Djibouti | 16 Oct 1996 (W) | Accession | |
Dominica | 10 Aug 1984 (L) | Succession from United Kingdom | |
Dominican Republic | 1 Jul 1968 (W) | 24 Jul 1971 (W) | Ratification |
Ecuador | 9 Jul 1968 (W) | 7 Mar 1969 (W) | Ratification |
Egypt | 1 Jul 1968 (L, M) | 26 Feb 1981 (L) | Ratification |
El Salvador | 1 Jul 1968 (W) | 11 Jul 1972 (W) | Ratification |
Equatorial Guinea | 1 Nov 1984 (W) | Accession | |
Eritrea | 16 Mar 1995 (W) | Accession | |
Estonia | 7 Jan 1992 (L) 31 Jan 1992 (W) |
Accession | |
Ethiopia | 5 Sep 1968 (L, M, W) | 5 Feb 1970 (M) 5 Mar 1970 (L, W) |
Ratification |
Fiji | 21 Jul 1972 (W) 14 Aug 1972 (L) 29 Aug 1972 (M) |
Succession from United Kingdom | |
Finland | 1 Jul 1968 (L, M, W) | 5 Feb 1969 (L, M, W) | Ratification |
France† | 2 Aug 1992 (M) 3 Aug 1992 (L, W) |
Accession | |
Gabon | 19 Feb 1974 (W) | Accession | |
Gambia | 4 Sep 1968 (L) 20 Sep 1968 (W) 24 Sep 1968 (M) |
12 May 1975 (W) | Ratification |
Georgia | 7 Mar 1994 (W) | Accession | |
Germany | 28 Nov 1969 (L, M, W) | 2 May 1975 (L, W) | Ratification as West Germany Also East Germany Ratified 31 October 1969 |
Ghana | 1 Jul 1968 (M, W) 24 Jul 1968 (L) |
4 May 1970 (L) 5 May 1970 (W) 11 May 1970 (M) |
Ratification |
Greece | 1 Jul 1968 (M, W) | 11 Mar 1970 (W) | Ratification |
Grenada | 2 Sep 1975 (L) 3 Dec 1975 (W) |
Succession from United Kingdom | |
Guatemala | 26 Jul 1968 (W) | 22 Sep 1970 (W) | Ratification |
Guinea | 29 Apr 1985 (M) | Accession | |
Guinea-Bissau | 20 Aug 1976 (M) | Accession | |
Guyana | 19 Oct 1993 (W) | Accession | |
Haiti | 1 Jul 1968 (W) | 2 Jun 1970 (W) | Ratification |
Holy See | 25 Feb 1971 (L, M, W) | Accession | |
Honduras | 1 Jul 1968 (W) | 16 May 1973 (W) | Ratification |
Hungary | 1 Jul 1968 (L, M, W) | 27 May 1969 (L, M, W) | Ratification |
Iceland | 1 Jul 1968 (L, M, W) | 18 Jul 1969 (L, M, W) | Ratification |
Indonesia | 2 Mar 1970 (L, M, W) | 12 Jul 1979 (L, M, W) | Ratification |
Iran | 1 Jul 1968 (L, M, W) | 2 Feb 1970 (W) 10 Feb 1970 (M) 5 Mar 1970 (L) |
Ratification |
Iraq | 1 Jul 1968 (M) | 29 Oct 1969 (M) | Ratification |
Ireland | 1 Jul 1968 (M, W) 4 Jul 1968 (L) |
1 Jul 1968 (W) 2 Jul 1968 (M) 4 Jul 1968 (L) |
Ratification |
Italy | 28 Jan 1969 (L, M, W) | 2 May 1975 (L, W) 4 May 1975 (M) |
Ratification |
Jamaica | 14 Apr 1969 (L, M, W) | 5 Mar 1970 (L, M, W) | Ratification |
Japan | 3 Feb 1970 (L, M, W) | 8 Jun 1976 (L, M, W) | Ratification |
Jordan | 10 Jul 1968 (W) | 11 Feb 1970 (W) | Ratification |
Kazakhstan | 14 Feb 1994 (W) 21 Mar 1994 (L) 20 May 1994 (M) |
Accession | |
Kenya | 1 Jul 1968 (W) | 11 Jun 1970 (M) | Ratification |
Kiribati | 18 Apr 1985 (L) | Succession from United Kingdom | |
Kuwait | 15 Aug 1968 (M, W) 22 Aug 1968 (L) |
17 Nov 1989 (W) | Ratification |
Kyrgyzstan | 5 Jul 1994 (M) | Accession | |
Laos | 1 Jul 1968 (L, M, W) | 20 Feb 1970 (M) 5 Mar 1970 (L, W) |
Ratification |
Latvia | 31 Jan 1992 (L) | Accession | |
Lebanon | 1 Jul 1968 (L, M, W) | 15 Jul 1970 (L, M) 20 Nov 1970 (W) |
Ratification |
Lesotho | 9 Jul 1968 (W) | 20 May 1970 (W) | Ratification |
Liberia | 1 Jul 1968 (W) | 5 Mar 1970 (W) | Ratification |
Libya | 18 Jul 1968 (L) 19 Jul 1968 (W) 23 Jul 1968 (M) |
26 May 1975 (L, M, W) | Ratification |
Liechtenstein | 20 Apr 1978 (L, M, W) | Accession | |
Lithuania | 23 Sep 1991 (L, W) | Accession | |
Luxembourg | 14 Aug 1968 (L, M, W) | 2 May 1975 (L, W) 4 May 1975 (M) |
Ratification |
North Macedonia | 30 Mar 1995 (L) 12 Apr 1995 (W) |
Succession from SFR Yugoslavia | |
Madagascar | 22 Aug 1968 (W) | 8 Oct 1970 (W) | Ratification |
Malawi | 18 Feb 1986 (L) 19 Feb 1986 (W) 4 Mar 1986 (M) |
Accession | |
Malaysia | 1 Jul 1968 (L, M, W) | 5 Mar 1970 (L, M, W) | Ratification |
Maldives | 11 Sep 1968 (W) | 7 Apr 1970 (W) | Ratification |
Mali | 14 Jul 1969 (W) 15 Jul 1969 (M) |
10 Feb 1970 (M) 5 Mar 1970 (W) |
Ratification |
Malta | 17 Apr 1969 (W) | 6 Feb 1970 (W) | Ratification |
Marshall Islands | 30 Jan 1995 (W) | Accession | |
Mauritania | 26 Oct 1993 (W) | Accession | |
Mauritius | 1 Jul 1968 (W) | 8 Apr 1969 (W) 14 Apr 1969 (L) 25 Apr 1969 (M) |
Ratification |
Mexico | 26 Jul 1968 (L, M, W) | 21 Jan 1969 (L, M, W) | Ratification |
Federated States of Micronesia | 14 Apr 1995 (W) | Accession | |
Moldova | 11 Oct 1994 (W) | Accession | |
Monaco | 13 Mar 1995 (W) | Accession | |
Mongolia | 1 Jul 1968 (M) | 14 May 1969 (M) | Ratification |
Montenegro | 3 Jun 2006 (M) 12 Dec 2006 (L) |
Succession from Serbia and Montenegro | |
Morocco | 1 Jul 1968 (L, M, W) | 27 Nov 1970 (M) 30 Nov 1970 (L) 16 Dec 1970 (W) |
Ratification |
Mozambique | 4 Sep 1990 (M) 12 Sep 1990 (W) 20 Sep 1990 (L) |
Accession | |
Myanmar | 2 Dec 1992 (W) | Accession | |
Namibia | 2 Oct 1992 (L) 7 Oct 1992 (W) 9 Oct 1992 (M) |
Accession | |
Nauru | 7 Jun 1982 (L) | Accession | |
Nepal | 1 Jul 1968 (L, M, W) | 5 Jan 1970 (W) 9 Jan 1970 (M) 3 Feb 1970 (L) |
Ratification |
Netherlands | 20 Aug 1968 (L, M, W) | 2 May 1975 (L, M, W) | Ratification |
New Zealand | 1 Jul 1968 (L, M, W) | 10 Sep 1969 (L, M, W) | Ratification |
Nicaragua | 1 Jul 1968 (L, W) | 6 Mar 1973 (W) | Ratification |
Niger | 9 Oct 1992 (W) | Accession | |
Nigeria | 1 Jul 1968 (L, M, W) | 27 Sep 1968 (L) 7 Oct 1968 (W) 14 Oct 1968 (M) |
Ratification |
Norway | 1 Jul 1968 (L, M, W) | 5 Feb 1969 (L, M, W) | Ratification |
Oman | 23 Jan 1997 (W) | Accession | |
Palau | 14 Apr 1995 (W) | Accession | |
Palestine | 10 Feb 2015 (M) 12 Feb 2015 (L) |
Accession | |
Panama | 1 Jul 1968 (W) | 13 Jan 1977 (W) | Ratification |
Papua New Guinea | 13 Jan 1982 (L) 25 Jan 1982 (W) 16 Feb 1982 (M) |
Accession | |
Paraguay | 1 Jul 1968 (W) | 4 Feb 1970 (W) 5 Mar 1970 (L) |
Ratification |
Peru | 1 Jul 1968 (W) | 3 Mar 1970 (W) | Ratification |
Philippines | 1 Jul 1968 (W) 18 Jul 1968 (M) |
5 Oct 1972 (W) 16 Oct 1972 (L) 20 Oct 1972 (M) |
Ratification |
Poland | 1 Jul 1968 (L, M, W) | 12 Jun 1969 (L, M, W) | Ratification |
Portugal | 15 Dec 1977 (L, M, W) | Accession | |
Qatar | 3 Apr 1989 (L) 10 May 1989 (M) 13 Jun 1989 (W) |
Accession | |
South Korea | 1 Jul 1968 (W) | 23 Apr 1975 (W) | Ratification |
Romania | 1 Jul 1968 (L, M, W) | 4 Feb 1970 (L, M, W) | Ratification |
Russia† | 1 Jul 1968 (L, M, W) | 5 Mar 1970 (L, M, W) | Ratification as Soviet Union |
Rwanda | 20 May 1975 (L, M, W) | Accession | |
Saint Kitts and Nevis | 22 Mar 1993 (W) | Accession | |
Saint Lucia | 28 Dec 1979 (L) | Succession from United Kingdom | |
Saint Vincent and the Grenadines | 6 Nov 1984 (L) | Succession from United Kingdom | |
Samoa | 17 Mar 1975 (M) 18 Mar 1975 (W) 26 Mar 1975 (L) |
Accession | |
San Marino | 1 Jul 1968 (W) 29 Jul 1968 (L) 21 Nov 1968 (M) |
10 Aug 1970 (L) 20 Aug 1970 (M) 31 Aug 1970 (W) |
Ratification |
Sao Tome and Principe | 20 Jul 1983 (M) | Accession | |
Saudi Arabia | 3 Oct 1988 (W) | Accession | |
Senegal | 1 Jul 1968 (M, W) 26 Jul 1968 (L) |
17 Dec 1970 (M) 22 Dec 1970 (W) 15 Jan 1971 (L) |
Ratification |
Serbia | 27 Apr 1992 (M) 5 Sep 2001 (W) 3 Jun 2006 (L) |
Succession from SFR Yugoslavia Signed 10 July 1968 (L, M, W) Deposited 4 March 1970 (W), 5 March 1970 (L, M)[11] Succession from Serbia and Montenegro | |
Seychelles | 12 Mar 1985 (L) 14 Mar 1985 (M) 8 Apr 1985 (W) |
Accession | |
Sierra Leone | 26 Feb 1975 (L, M, W) | Accession | |
Singapore | 5 Feb 1970 (L, M, W) | 10 Mar 1976 (L, M, W) | Ratification |
Slovakia | 1 Jan 1993 (M, W) 17 Apr 1993 (L) |
Succession from Czechoslovakia Signed 1 July 1968 Deposited 22 July 1969 | |
Slovenia | 7 Apr 1992 (L) 20 Aug 1992 (W) |
Succession from SFR Yugoslavia | |
Solomon Islands | 17 Jun 1981 (L) | Succession from United Kingdom | |
Somalia | 1 Jul 1968 (L, M, W) | 5 Mar 1970 (L) 12 Nov 1970 (W) |
Ratification |
South Africa | 10 Jul 1991 (W) | Accession | |
Spain | 5 Nov 1987 (L, M, W) | Accession | |
Sri Lanka | 1 Jul 1968 (L, M, W) | 5 Mar 1979 (L, M, W) | Ratification |
Sudan | 24 Dec 1968 (M) | 31 Oct 1973 (W) 22 Nov 1973 (M) 10 Dec 1973 (L) |
Ratification |
Suriname | 30 Jun 1976 (W) | Succession from Netherlands | |
Swaziland | 24 Jun 1969 (L) | 11 Dec 1969 (L) 16 Dec 1969 (W) 12 Jan 1970 (M) |
Ratification |
Sweden | 19 Aug 1968 (L, M, W) | 9 Jan 1970 (L, M, W) | Ratification |
Switzerland | 27 Nov 1969 (L, M, W) | 9 Mar 1977 (L, M, W) | Ratification |
Syria | 1 Jul 1968 (M) | 24 Sep 1969 (M) | Ratification |
Tajikistan | 17 Jan 1995 (M) | Accession | |
Tanzania | 31 May 1991 (L) 7 Jun 1991 (W) 18 Jun 1991 (M) |
Accession | |
Thailand | 7 Dec 1972 (L) | Accession | |
Timor-Leste | 5 May 2003 (W) | Accession | |
Togo | 1 Jul 1968 (W) | 27 Feb 1970 (W) | Ratification |
Tonga | 7 Jul 1971 (L) 15 Jul 1971 (W) 24 Aug 1971 (M) |
Succession from United Kingdom | |
Trinidad and Tobago | 20 Aug 1968 (W) 22 Aug 1968 (L) |
30 Oct 1986 (L, W) | Ratification |
Tunisia | 1 Jul 1968 (L, M, W) | 26 Feb 1970 (L, M, W) | Ratification |
Turkey | 28 Jan 1969 (L, M, W) | 17 Apr 1980 (L, M, W) | Ratification |
Turkmenistan | 29 Sep 1994 (W) | Accession | |
Tuvalu | 19 Jan 1979 (L) | Succession from United Kingdom | |
Uganda | 20 Oct 1982 (W) | Accession | |
Ukraine | 5 Dec 1994 (L, M, W) | Accession | |
United Arab Emirates | 26 Sep 1995 (W) | Accession | |
United Kingdom† | 1 Jul 1968 (L, M, W) | 27 Nov 1968 (L, W) 29 Nov 1968 (M) |
Ratification |
United States† | 1 Jul 1968 (L, M, W) | 5 Mar 1970 (L, M, W) | Ratification |
Uruguay | 1 Jul 1968 (W) | 31 Aug 1970 (W) | Ratification |
Uzbekistan | 7 May 1992 (M) | Accession | |
Vanuatu | 24 Aug 1995 (L) | Accession | |
Venezuela | 1 Jul 1968 (W) | 25 Sep 1975 (L) 26 Sep 1975 (W) 3 Oct 1975 (M) |
Ratification |
Vietnam | 14 Jun 1982 (M) | Accession as the Socialist Republic of Vietnam renounced all treaty actions
performed by the Republic of Vietnam.[9] | |
Yemen | 23 Sep 1968 (M) | 14 May 1986 (L) 26 Jan 1989 (M) |
Ratification as North Yemen (L) and South Yemen (M) prior to Yemeni unification. |
Zambia | 15 May 1991 (W) 22 May 1991 (L) 5 Jul 1991 (M) |
Accession | |
Zimbabwe | 26 Sep 1991 (L, M) 4 Oct 1991 (W) |
Accession |
Partially recognized state abiding by treaty
The
State[9] | Signed | Deposited | Method |
---|---|---|---|
Republic of China | 1 Jul 1968 (W) | 27 Jan 1970 (W) | Ratification |
Withdrawn state
Article X.1 allows a state to
In 2020, Iran threatened to withdraw from the NPT if it is referred to the United Nations Security Council for alleged breaching the Joint Comprehensive Plan of Action.[18]
State | Deposited | Method | Withdrew | Effective |
---|---|---|---|---|
North Korea | 12 Dec 1985 (M) | Accession | 12 Mar 1993 (M)[19] | Suspended 11 June 1993[13] |
10 Jan 2003 | 10 Apr 2003[20] |
Other states
Four
The
See also
- List of parties to the Biological Weapons Convention
- List of parties to the Chemical Weapons Convention
- List of parties to the Convention on Certain Conventional Weapons
- List of parties to the Comprehensive Nuclear-Test-Ban Treaty
- List of parties to the Ottawa Treaty
- List of parties to the Partial Nuclear Test Ban Treaty
- List of parties to the Treaty on the Prohibition of Nuclear Weapons
- List of parties to weapons of mass destruction treaties
References
- ^ Defense Treaty Inspection Readiness Program. Archived from the original(PDF) on 2013-03-11. Retrieved 2013-06-19.
- ^ a b c "Democratic People's Republic of Korea: Accession to Treaty on the Non-Proliferation of Nuclear Weapons (NPT)". United Nations Office for Disarmament Affairs. Retrieved 2013-03-01.
- ^ Jean du Preez and William Potter. "North Korea's Withdrawal From the NPT: A Reality Check". James Martin Center for Nonproliferation Studies (CNS) Information & Analysis. Archived from the original on 2010-04-07. Retrieved 2008-07-26.
- ^ "Safeguards Statement for 2011" (PDF). IAEA. Retrieved 6 March 2013.
- ^ a b "Organs Supplement", Repertory of Practice (PDF), UN, p. 10, archived from the original (PDF) on 2012-04-03
- ^ ISBN 9780739103876.
...the Cook Islands and Niue in the South Pacific-and the latter two consider themselves bound by the adherence to the NPT by New Zealand administering these two states when the NPT entered into force.
- ^ "Treaty on the Non-Proliferation of Nuclear Weapons". United Nations Office for Disarmament Affairs. Retrieved 2013-02-28.
- Foreign and Commonwealth Office. Retrieved 2019-04-27.
- ^ a b c d "Treaty on the Non-Proliferation of Nuclear Weapons". United States Department of State. 2010-10-06. Retrieved 2019-07-01.
- ^ Договор о нераспространении ядерного оружия (in Russian). Ministry of Foreign Affairs of Russia. 2012-03-05. Retrieved 2015-08-28.
- ^ "Serbia: Succession to Treaty on the Non-Proliferation of Nuclear Weapons (NPT)". United Nations Office for Disarmament Affairs. Retrieved 2013-03-02.
- ^ "China: Accession to Treaty on the Non-Proliferation of Nuclear Weapons (NPT)". United Nations Office for Disarmament Affairs. Retrieved 2013-03-03.
- ^ a b "IAEA and DPRK: Chronology of Key Events". International Atomic Energy Agency. 25 July 2014. Retrieved 2017-11-06.
- ^ "Fact Sheet on DPRK Nuclear Safeguards". International Atomic Energy Agency. 2017-11-06. Retrieved 2017-11-06.
- ^ "North Korea Profile – Nuclear Overview". Nti.org. Archived from the original on 2011-09-22. Retrieved 2010-11-25.
- ^ "Media Advisory 2003/48 – IAEA Board of Governors Adopts Resolution on Safeguards in North Korea – 12 February". Iaea.org. 12 February 2003. Retrieved 2010-11-25.
- ^ "A look at North Korea's 6 nuclear tests". USA Today.
- ^ "Iran to quit NPT if its nuclear programme referred to UN: Zarif". Al Jazeera. 2020-01-20. Retrieved 2020-01-20.
- ^ "UNTC". 2017-11-07. Retrieved 2017-11-07.
- ^ Devon Chaffee (2003-04-10). "North Korea's Withdrawal from Nonproliferation Treaty Official". Archived from the original on 2006-04-12. Retrieved 2008-07-26.