The Vienna Convention on the Law of Treaties defines a ‘treaty’ as ‘an international agreement concluded between States in written form and governed by International law, whether embodied in a single instrument or in two or more related instruments and whatever its particular designation’ [Article 2(1)(a)]. A treaty may also be known as an international agreement, protocol, covenant, convention, pact, or exchange of letters, among other terms. Following are all the treaties associated with International law.

1. Vienna Convention for the Protection of the Ozone Layer
2. Montreal Protocol
3. UN Framework Convention on Climate Change
4. UN Convention to Combat Desertification
5. Convention on the Rights of the Child
6. Convention on Biological Diversity
7. Constitution of the United Nations Educational, Scientific and Cultural Organisation (COK
8. Constitution of the Food and Agriculture Organization
9. Constitution of the World Health Organization
10. United Nations Charter
11. Constitution and Convention of the International Telecommunication Union
12. Convention concerning the Protection of the World Cultural and Natural Heritage
13. Chemical Weapons Convention
14. Chicago Convention on International Civil Aviation
15. Kyoto Protocol
16. Vienna Convention on Diplomatic Relations
17. WIPO Convention
18. Treaty on the Non-Proliferation of Nuclear Weapons
19. UN Convention Against Illicit Traffic in Narcotic Drugs and Psychotropic Substances
20. Convention on the Elimination of All Forms of Discrimination against Women
21. Articles of Agreement of the International Bank for Reconstruction and Development
22. United Nations Convention against Transnational Organized Crime
23. Articles of Agreement of the International Monetary Fund
24. Convention for the Suppression of Unlawful Acts against the Safety of Civil Aviation
25. International Convention for the Suppression of the Financing of Terrorism
26. Constitution of the Universal Postal Union
27. Constitution of the International Labour Organization\
28. International Convention against Doping in Sport
29. Basel Convention
30. Tokyo Convention
31. Single Convention on Narcotic Drugs
32. Paris Agreement
33. United Nations Convention against Corruption
34. Hague Hijacking Convention
35. Articles of Agreement of the International Finance Corporation
36. Convention on Psychotropic Substances
37. International Plant Protection Convention
38. Biological Weapons Convention
39. Worst Forms of Child Labour Convention
40. Stockholm Convention on Persistent Organic Pollutants
41. Convention establishing the Multilateral Investment Guarantee Agency
42. WHO Framework Convention on Tobacco Control
43. Vienna Convention on Consular Relations
44. Convention on the Prevention and Punishment of Crimes against Internationally Protected Persons, including Diplomatic Agents
45. International Convention on the Elimination of All Forms of Racial Discrimination
46. Forced Labour Convention
47. Convention for the Safeguarding of the Intangible Cultural Heritage
48. Convention on the Prevention and Punishment of Crimes against Internationally Protected Persons, including Diplomatic Agents
49. Paris Convention for the Protection of Industrial Property
50. Convention on the Rights of Persons with Disabilities
51. Agreement establishing the International Fund for Agricultural Development
52. International Convention against the Taking of Hostages
53. Berne Convention for the Protection of Literary and Artistic Works
54. Convention establishing a Customs Co-operation Council
55. Protocol for the Suppression of Unlawful Acts of Violence at Airports serving International Civil Aviation
56. Discrimination (Employment and Occupation) Convention
57. Optional Protocol to the Convention on the Rights of the Child on the Sale of Children, Child Prostitution and Child Pornography
58. Protocol I
59. Convention on the International Maritime Organization
60. Articles of Agreement of the International Development Association
61. Abolition of Forced Labour Convention
62. Equal Remuneration Convention
63. Protocol to Prevent, Suppress and Punish Trafficking in Persons, especially Women and Children
64. International Covenant on Civil and Political Rights
65. Statute of the International Atomic Energy Agency
66. Cartagena Protocol on Biosafety
67. Convention on Wetlands of International Importance especially as Waterfowl Habitat
68. International Convention for the Suppression of Terrorist Bombings