Part of the UN System
- CTBTO (Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization)
- Promotes the Comprehensive Nuclear-Test-Ban Treaty (which is not yet in force) and the build-up of the verification regime to ensure it’s operational when the Treaty enters into force.
- UN Relationship: It is closely related to the UN’s efforts to prevent nuclear testing.
- Headquarters: Vienna, Austria
- IAEA (International Atomic Energy Agency)
- IAEA is the world’s center for cooperation in the nuclear field, focusing on the safe, secure, and peaceful use of nuclear technologies.
- UN Relationship: It is an independent international organization but works closely with the UN on nuclear issues.
- Headquarters: Vienna, Austria
- ICC (International Criminal Court)
- ICC investigates and, if necessary, tries individuals charged with serious international crimes, including genocide, war crimes, crimes against humanity, and the crime of aggression.
- UN Relationship: It is not formally part of the UN but cooperates with it on matters related to international justice.
- Headquarters: The Hague, Netherlands
- OPCW (Organisation for the Prohibition of Chemical Weapons)
- OPCW implements the Chemical Weapons Convention (CWC) to eliminate chemical weapons worldwide.
- UN Relationship: It cooperates with the UN on disarmament and non-proliferation efforts.
- Headquarters: The Hague, Netherlands
- WTO (World Trade Organization)
- WTO is a forum for governments to negotiate trade agreements and resolve trade disputes.
- UN Relationship: While not part of the UN system, it collaborates on trade-related issues.
- Headquarters: Geneva, Switzerland
- ITC (International Trade Centre)
- ITC supports the internationalization of small and medium-sized enterprises (SMEs) and is a joint agency of the WTO and the UN.
- UN Relationship: It operates under the auspices of both the WTO and the UN.
- Headquarters: Geneva, Switzerland