International Organizations and Groups | Aim - Objective |
| Nuclear Suppliers Group (NSG) | to establish guidelines for exports of nuclear materials, processing equipment for uranium enrichment, and technical information to countries of proliferation concern and regions of conflict and instability |
| Organization for Democracy and Economic Development (GUAM) | commits the countries to cooperation and assistance in social and economic development, the strengthening and broadening of trade and economic relations, and the development and effective use of transport and communications, highways, and related infrastructure crossing the boundaries of the member states |
| Organization for Economic Cooperation and Development (OECD) | to promote economic cooperation and development |
| Organization for Security and Cooperation in Europe (OSCE) | to foster the implementation of human rights, fundamental freedoms, democracy, and the rule of law; to act as an instrument of early warning, conflict prevention, and crisis management; and to serve as a framework for conventional arms control and confidence building measures |
| Organization for the Prohibition of Chemical Weapons (OPCW) | to enforce the Convention on the Prohibition of the Development, Production, Stockpiling, and Use of Chemical Weapons and on Their Destruction; to provide a forum for consultation and cooperation among the signatories of the Convention |
| Organization of African Unity (OAU) | Organization of African Unity (OAU) |
| Organization of American States (OAS) | to promote regional peace and security as well as economic and social development |
| Organization of Arab Petroleum Exporting Countries (OAPEC) | to promote cooperation in the petroleum industry |
| Organization of Eastern Caribbean States (OECS) | to promote political, economic, and defense cooperation |
| Organization of Petroleum Exporting Countries (OPEC) | to coordinate petroleum policies |
| Organization of the Islamic Conference (OIC) | to promote Islamic solidarity in economic, social, cultural, and political affairs |
| Pacific Islands Forum (PIF) | to promote regional cooperation in political matters |
| Paris Club | to provide a forum for debtor countries to negotiate rescheduling of debt service payments or loans extended by governments or official agencies of participating countries; to help restore normal trade and project finance to debtor countries |
| Partnership for Peace (PFP) | to expand and intensify political and military cooperation throughout Europe, increase stability, diminish threats to peace, and build relationships by promoting the spirit of practical cooperation and commitment to democratic principles that underpin NATO; program under the auspices of NATO |