World Organisations

United Nations and Affiliated Agencies:

  1. United Nations (UN)

    • Founded: 1945
    • Member States: Almost all countries in the world
  2. United Nations Educational, Scientific and Cultural Organization (UNESCO)

    • Founded: 1945
    • Member States: 195
  3. World Health Organization (WHO)

    • Founded: 1948
    • Member States: 194
  4. United Nations Children's Fund (UNICEF)

    • Founded: 1946
    • Member States: Operating in more than 190 countries
  5. United Nations Development Programme (UNDP)

    • Founded: 1965
    • Member States: Operating in nearly 170 countries
  6. United Nations High Commissioner for Refugees (UNHCR)

    • Founded: 1950
    • Member States: Operating in more than 130 countries
  7. United Nations Environment Programme (UNEP)

    • Founded: 1972
    • Member States: Collaborates with numerous countries

Regional Organizations:

  1. African Union (AU)

    • Founded: 2001
    • Member States: 55 African countries
  2. European Union (EU)

    • Founded: 1951 (as the European Coal and Steel Community, later evolved into the EU)
    • Member States: 27 European countries
  3. Association of Southeast Asian Nations (ASEAN)

    • Founded: 1967
    • Member States: 10 Southeast Asian countries
  4. Organization of American States (OAS)

    • Founded: 1948
    • Member States: 35 countries from the Americas
  5. Arab League

    • Founded: 1945
    • Member States: 22 Arab countries

Economic and Trade Organizations:

  1. World Trade Organization (WTO)

    • Founded: 1995
    • Member States: 164
  2. Organisation for Economic Co-operation and Development (OECD)

    • Founded: 1961
    • Member States: 38
  3. BRICS (Brazil, Russia, India, China, South Africa)

    • Founded: 2006 (BRIC), later became BRICS
    • Member Countries: Brazil, Russia, India, China, South Africa

Defense and Security Alliances:

  1. North Atlantic Treaty Organization (NATO)

    • Founded: 1949
    • Member States: 30
  2. Collective Security Treaty Organization (CSTO)

    • Founded: 1992 (as the Collective Security Treaty), restructured in 2002
    • Member States: Armenia, Belarus, Kazakhstan, Kyrgyzstan, Russia, Tajikistan

Here is a list of international organizations with associated countries and founded years:

  1. United Nations Organization (UN) - founded in 1945, with 193 member countries
  2. United Nations Children's Fund (UNICEF) - founded in 1946, with headquarters in New York, USA
  3. World Health Organization (WHO) - founded in 1948, with headquarters in Geneva, Switzerland
  4. World Economic Forum - founded in 1971, with headquarters in Cologny-Geneva, Switzerland
  5. International Monetary Fund (IMF) - founded in 1944, with headquarters in Washington D.C., USA
  6. World Bank - founded in 1944, with headquarters in Washington D.C., USA
  7. World Trade Organization - founded in 1995, with headquarters in Geneva, Switzerland
  8. United Nations Educational Scientific & Cultural Organization (UNESCO) - founded in 1945, with headquarters in Paris, France
  9. South Asian Association for Regional Cooperation (SAARC) - founded in 1985, with headquarters in Kathmandu, Nepal
  10. Association of Southeast Asian Nations (ASEAN) - founded in 1967, with headquarters in Jakarta, Indonesia
  11. Organization for Economic Cooperation & Development (OECD) - founded in 1961, with headquarters in Paris, France
  12. Asian Infrastructure Investment Bank (AIIB) - founded in 2016, with headquarters in Beijing, China
  13. New Development Bank (BRICS Development Bank) - founded in 2014, with headquarters in Shanghai, China
  14. Asian Development Bank (ADB) - founded in 1966, with headquarters in Mandaluyong, Philippines
  15. World Wide Fund for Nature (WWF) - founded in 1961, with headquarters in Gland, Switzerland
  16. International Atomic Energy Agency (IAEA) - founded in 1957, with headquarters in Vienna, Austria
  17. Food and Agricultural Organization (FAO) - founded in 1945, with headquarters in Rome, Italy
  18. World Intellectual Property Organization (WIPO) - founded in 1967, with headquarters in Geneva, Switzerland
  19. Transparency International - founded in 1993, with headquarters in Berlin, Germany
  20. Organization of Islamic Cooperation - founded in 1969, with headquarters in Jeddah, Saudi Arabia
  21. Worldwide Fund for Nature (WWF) - founded in 1961, with headquarters in Gland, Switzerland
  22. United Nations Industrial Development Organization (UNIDO) - founded in 1966, with headquarters in Vienna, Austria
  23. International Maritime Organisation (IMO) - founded in 1948, with headquarters in London, United Kingdom

 

This is not an exhaustive list, but it includes some of the most important international organizations and their associated countries and founded years.