List of treaties by number of parties
List of treaties by number of parties
Below is the list of treaties by number of parties. Only treaties with a minimum of 170 parties are included.

List of treaties by number of parties

Section Title: List of treaties by number of parties
Table Section Text: Below is the list of treaties by number of parties. Only treaties with a minimum of 170 parties are included.

Treaty	Year concluded	Topic	UN	Non-UN	States	Other	Total	Non-parties

Vienna Convention for the Protection of the Ozone Layer	1985	Environment (ozone depletion)	193	3 (COK VAT NIU)	196	1 (EU)	197	PSE

Montreal Protocol	1987	Environment (ozone depletion)	193	3 (COK VAT NIU)	196	1 (EU)	197	PSE

UN Framework Convention on Climate Change	1992	Environment (climate change)	193	3 (COK NIU PSE)	196	1 (EU)	197	VAT

UN Convention to Combat Desertification	1994	Environment (desertification)	193	3 (COK NIU PSE)	196	1 (EU)	197	VAT

Geneva Conventions: First, Second, Third, Fourth	1949	International humanitarian law	193	3 (COK VAT PSE)	196	0	196	NIU

Convention on the Rights of the Child	1989	Human rights	192	4 (COK VAT NIU PSE)	196	0	196	USA

Convention on Biological Diversity	1992	Environment (species preservation; sustainable development)	192	3 (COK NIU PSE)	195	1 (EU)	196	VAT, USA

Constitution of the United Nations Educational, Scientific and Cultural Organisation	1945	Organizational (UNESCO); education; science; culture	192	3 (COK NIU PSE)	195	0	195	VAT, LIE

Constitution of the Food and Agriculture Organization	1945	Organizational (FAO); agriculture; food	192	2 (COK NIU)	194	1 (European Union)	195	VAT, LIE, PSE

Constitution of the World Health Organization	1946	Organizational (WHO); health	191	2 (COK NIU)	193	0	193	VAT, LIE, PSE

United Nations Charter	1945	Organizational (UN); pacific settlement of disputes	193	0	193	0	193	COK, VAT, NIU, PSE

Constitution and Convention of the International Telecommunication Union	1865/1992	Organizational (ITU); telecommunications	192	1 (VAT)	193	0	193	COK, NIU, PLW, PSE

Convention concerning the Protection of the World Cultural and Natural Heritage	1972	Cultural and natural heritage	189	4 (COK VAT NIU PSE)	193	0	193	LIE, NRU, SOM, TUV

Chemical Weapons Convention	1992	Organizational (OPCW); international humanitarian law; arms control	189	4 (COK VAT NIU PSE)	193	0	193	EGY, ISR, PRK, SSD

Kyoto Protocol	1997	Environment (climate change)	189	2 (COK NIU)	191	1 (EU)	192	AND, CAN, VAT, PSE, SSD, USA

Chicago Convention on International Civil Aviation	1944	Organizational (ICAO); air transport	191	1 (COK)	192	0	192	DMA, VAT, LIE, NIU, PSE

Vienna Convention on Diplomatic Relations	1961	Privileges and immunities; diplomatic relations	190	2 (VAT PSE)	192	0	192	COK, NIU, PLW, SLB, SSD

WIPO Convention	1967	Organizational (WIPO); intellectual property	188	3 (COK, VAT, NIU)	191	0	191	FSM, NRU, PLW, PSE, SLB, SSD

Treaty on the Non-Proliferation of Nuclear Weapons	1968	Arms control	188	2 (PSE, VAT)	190	0	190	COK, IND, ISR, NIU, PRK, PAK, SSD

UN Convention Against Illicit Traffic in Narcotic Drugs and Psychotropic Substances	1988	Drug control	185	4 (COK VAT NIU PSE)	189	1 (EU)	190	GNQ, KIR, PLW, PNG, SLB, SOM, SSD, TUV

Convention on the Elimination of All Forms of Discrimination against Women	1979	Human rights	187	2 (COK PSE)	189	0	189	VAT, IRN, PLW, NIU, SOM, SDN, TON, USA

Articles of Agreement of the International Bank for Reconstruction and Development	1944	Organizational (IBRD); international development	188	1 (UNK)	189	0	189	AND, COK, CUB, VAT, LIE, MCO, NIU, PRK, PSE

United Nations Convention against Transnational Organized Crime	2000	Organized crime; international criminal law	184	4 (COK VAT NIU PSE)	188	1 (EU)	189	BTN, COG, IRN, PLW, PNG, SLB, SOM, SSD, TUV

Articles of Agreement of the International Monetary Fund	1944	Organizational (IMF); international development	188	1 (UNK)	189	0	189	AND, COK, CUB, VAT, LIE, MCO, NIU, PRK, PSE

Convention for the Suppression of Unlawful Acts against the Safety of Civil Aviation	1971	Aviation; terrorism	186	2 (COK NIU)	188	0	188	TLS, ERI, VAT, KIR, PSE, SMR, SOM, SSD, TUV

International Convention for the Suppression of the Financing of Terrorism	1999	Terrorism	185	3 (COK VAT NIU)	188	0	188	BDI, TCD, ERI, IRN, LBN, PSE, SOM, SSD, TUV

Constitution of the Universal Postal Union	1964	Organizational (UPU); postal	186	1 (VAT)	187	0	187	AND, DOM, HND, MHL, FSM, PLW, PSE, SDN

Constitution of the International Labour Organization	1919/1945	Organizational (ILO); labour	186	1 (COK)	187	0	187	AND, BHU, VAT, LIE, FSM, MCO, NIU, PRK, NRU, PSE

International Convention against Doping in Sport	2005	Doping in sport	181	2 (COK PSE)	187	0	187

Basel Convention	1992	Environmental (hazardous waste disposal)	184	2 (COK PSE)	186	1 (EU)	187	TLS, FJI, GRD, HTI, VAT, NIU, SMR, SLB, SSD, TUV, USA

Tokyo Convention	1969	Terrorism, air transport	184	2 (COK NIU)	186	0	186	DMA, TLS, ERI, VAT, KIR, FSM, PSE, KNA, SOM, SSD, TUV

Single Convention on Narcotic Drugs	1961	Drug control	184	2 (VAT PSE)	186	0	186	TCD, COK, TLS, GNQ, KIR, NRU, WSM, SSD, TUV, VUT

United Nations Convention against Corruption	2003	International criminal law	181	4 (COK VAT NIU PSE)	185	1 (EU)	186

Hague Hijacking Convention	1970	Terrorism, air transport	183	2 (COK NIU)	185	0	185	BDI, TLS, ERI, VAT, KIR, FSM, PSE, SMR, SLB, SOM, SSD, TUV

Articles of Agreement of the International Finance Corporation	1955	Organizational (IFC); international development	183	1 (UNK)	184	0	184	AND, BRN, COK, CUB, VAT, LIE, MCO, NRU, NIU, PRK, PSE, SMR, VCT, TUV

Convention on Psychotropic Substances	1971	Drug control	182	2 (VAT PSE)	184	0	184	COK, TLS, GNQ, HTI, KIR, LBR, NRU, WSM, SLB, SSD, TUV, VUT

Paris Agreement	2015	Environment (climate change)	180	3 (COK NIU PSE)	183	1 (EU)	184

CITES	1973	Environmental (species preservation)	182	0	182	1 (EU)	183

International Plant Protection Convention	1951	Agricultural (pest protection)	180	2 (COK NIU)	182	1 (EU)	183

Worst Forms of Child Labour Convention	1999	Human rights; labour	181	1 (COK)	182	0	182

Biological Weapons Convention	1972	International humanitarian law; arms control	178	4 (COK VAT NIU PSE)	182	0	182

Stockholm Convention on Persistent Organic Pollutants	2001	Environmental (persistent organic pollutants)	178	3 (COK NIU PSE)	181	1 (EU)	182

Convention establishing the Multilateral Investment Guarantee Agency	1985	Organizational (MIGA); international development	180	1 (UNK)	181	0	181

WHO Framework Convention on Tobacco Control	2003	Health	178	2 (COK NIU)	180	1 (EU)	181

Vienna Convention on Consular Relations	1963	Privileges and immunities; diplomatic relations	178	2 (VAT PSE)	180	0	180

Convention on the Prevention and Punishment of Crimes against Internationally Protected Persons, including Diplomatic Agents	1973	Anti-terrorism; privileges and immunities; diplomatic relations	177	3 (VAT NIU PSE)	180	0	180

International Convention on the Elimination of All Forms of Racial Discrimination	1969	Human rights	177	2 (VAT PSE)	179	0	179

Forced Labour Convention	1930	Human rights; labour	177	1 (COK)	178	0	178

Convention for the Safeguarding of the Intangible Cultural Heritage	2003	Cultural heritage	177	1 (COK)	178	0	178

Convention on the Prevention and Punishment of Crimes against Internationally Protected Persons, including Diplomatic Agents	1973	Terrorism; privileges and immunities; diplomatic relations; international criminal law	175	2 (VAT NIU)	177	0	177

Paris Convention for the Protection of Industrial Property	1883	Intellectual property	176	1 (VAT)	177	0	177

Convention on the Rights of Persons with Disabilities	2006	Human rights	174	2 (COK PSE)	176	1 (EU)	177

Agreement establishing the International Fund for Agricultural Development	1976	Organizational (IFAD); development	174	2 (COK NIU)	176	0	176

International Convention against the Taking of Hostages	1979	Terrorism	175	1 (NIU)	176	0	176

Berne Convention for the Protection of Literary and Artistic Works	1886	Intellectual property (copyright)	173	3 (COK VAT NIU)	176	0	176

Convention establishing a Customs Co-operation Council	1950	Organizational (WCO); customs	175	0	175	0	175

Protocol for the Suppression of Unlawful Acts of Violence at Airports serving International Civil Aviation	1988	aviation; terrorism	173	2 (COK NIU)	175	0	175

Discrimination (Employment and Occupation) Convention	1958	Human rights; labour	175	0	175	0	175

Optional Protocol to the Convention on the Rights of the Child on the Sale of Children, Child Prostitution and Child Pornography	2000	Human rights	173	2 (VAT PSE)	175	0	175

Protocol I	1977	International humanitarian law	171	3 (COK VAT PSE)	174	0	174

Convention on the International Maritime Organization	1948	Organizational (IMO); admiralty law; law of the sea	173	1 (COK)	174	0	174

Articles of Agreement of the International Development Association	1960	Organizational (IDA); international development	172	1 (UNK)	173	0	173

Abolition of Forced Labour Convention	1957	Human rights; labour	172	1 (COK)	173	0	173

Equal Remuneration Convention	1951	Human rights; labour	173	0	173	0	173

Protocol to Prevent, Suppress and Punish Trafficking in Persons, especially Women and Children	2000	Human rights; international criminal law (human trafficking)	171	1 (PSE)	172	1 (EU)	173

International Covenant on Civil and Political Rights	1966	Human rights	171	1 (PSE)	172	0	172

Statute of the International Atomic Energy Agency	1956	Peaceful use of nuclear energy	170	1 (VAT)	171	0	171

Cartagena Protocol on Biosafety	2000	Environment (species preservation; biological technology)	168	2 (NIU PSE)	170	1 (EU)	171

Convention on Wetlands of International Importance especially as Waterfowl Habitat	1971	Environment (species preservation; waterfowl; wetlands)	170	0	170	0	170

International Convention for the Suppression of Terrorist Bombings	1997	Terrorism	169	1 (NIU)	170	0	170

Sentence(s)

Vienna Convention for the Protection of the Ozone Layer is one of the most successful treaties, having been ratified by 197 states (all United Nations members as well as the Niue and the Cook Islands) as well as the European Union.

final_sentence: Vienna Convention for the Protection of the Ozone Layer is one of the most successful treaties, having been ratified by 197 states (all United Nations members as well as the Niue and the Cook Islands) as well as the European Union.