International Organizations Australia Belongs To

Australia is a member of numerous major international organizations:

• United Nations (UN) – Founding member (1945); Security Council (term 2023–24).
• OECD – Since 1971.
• World Trade Organization (WTO) – Since 1995 (GATT 1948).
• G20 – Major economies forum.
• APEC – Asia-Pacific Economic Cooperation (founding 1989).
• Commonwealth of Nations – Since 1931 (Statute of Westminster).
• Pacific Islands Forum (PIF) – Key regional leader.
• ASEAN Regional Forum (ARF) – Security dialogue.
• International Monetary Fund (IMF) & World Bank Group – Founding member.
• International Criminal Court (ICC) – Ratified 2002.
• Paris Agreement (UNFCCC) – Ratified 2016.
• Five Eyes (FVEY) – Intelligence alliance (US, UK, Canada, NZ, AU).
• ANZUS – Security treaty (US, AU, NZ).
• Quad (Quadrilateral Security Dialogue) – US, Japan, India, AU.
• IAEA, WHO, ILO, WMO, IMO, ICAO, Interpol – Specialized agencies.

Australia actively engages in multilateral diplomacy, peacekeeping, trade liberalization, and climate advocacy.