Major International Organizations
International organizations play an important role in promoting international cooperation, peace, development, economic stability, health, education, and other areas of global concern. Below is a list of major international organizations, together with links to their official websites.
1. United Nations
The United Nations is an international organization that promotes peace, security, cooperation, and sustainable development among countries.
Official Website: United Nations
2. Food and Agriculture Organization of the United Nations
The Food and Agriculture Organization works to combat hunger and improve food and agricultural systems around the world.
Official Website: FAO
3. International Atomic Energy Agency
The International Atomic Energy Agency promotes the peaceful use of nuclear energy and works to prevent the proliferation of nuclear weapons.
Official Website: IAEA
4. International Civil Aviation Organization
The International Civil Aviation Organization supports the safe, secure, and sustainable development of international civil aviation.
Official Website: ICAO
5. International Criminal Court
The International Criminal Court investigates and, where appropriate, tries individuals accused of serious international crimes.
Official Website: ICC
6. International Fund for Agricultural Development
The International Fund for Agricultural Development works to reduce rural poverty and support agricultural and rural development.
Official Website: IFAD
7. International Labour Organization
The International Labour Organization promotes decent work, workers’ rights, social protection, and employment opportunities worldwide.
Official Website: ILO
8. International Monetary Fund
The International Monetary Fund works to promote global monetary cooperation, financial stability, and sustainable economic growth.
Official Website: IMF
9. International Organization for Migration
The International Organization for Migration works on migration-related issues and promotes humane and orderly migration.
Official Website: IOM
10. International Seabed Authority
The International Seabed Authority regulates mineral-related activities in the international seabed area beyond national jurisdiction.
Official Website: ISA
11. International Telecommunication Union
The International Telecommunication Union promotes international cooperation in information and communication technologies.
Official Website: ITU
12. International Tribunal for the Law of the Sea
The International Tribunal for the Law of the Sea deals with disputes concerning the interpretation and application of the United Nations Convention on the Law of the Sea.
Official Website: ITLOS
13. Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization
The Preparatory Commission supports the implementation of the Comprehensive Nuclear-Test-Ban Treaty and operates the global verification system for detecting nuclear explosions.
Official Website: CTBTO
14. UNICEF
UNICEF works to protect children’s rights and improve the well-being of children around the world.
Official Website: UNICEF
15. United Nations Educational, Scientific and Cultural Organization
UNESCO promotes international cooperation in education, science, culture, and communication and information.
Official Website: UNESCO
16. United Nations Industrial Development Organization
The United Nations Industrial Development Organization promotes inclusive and sustainable industrial development.
Official Website: UNIDO
17. World Bank
The World Bank provides financing, knowledge, and technical assistance to support development and reduce poverty.
Official Website: World Bank
18. World Health Organization
The World Health Organization works to promote health, prevent disease, and coordinate international responses to global health challenges.
Official Website: WHO
19. World Intellectual Property Organization
The World Intellectual Property Organization promotes the protection and development of intellectual property systems worldwide.
Official Website: WIPO
20. World Meteorological Organization
The World Meteorological Organization promotes international cooperation in meteorology, climatology, hydrology, and related sciences.
Official Website: WMO
References
Chatham House. (2025, December 15). The world in 2026. The World Today.
https://www.chathamhouse.org/publications/the-world-today/2025-12/world-2026
OpenAI. (2026). ChatGPT [Large language model]. https://chat.openai.com/