Norway is a founding or early member of nearly every major Western international organization — reflecting its commitment to multilateralism, security, and economic integration.
| Organization | Joined | Role / Significance |
|---|---|---|
| United Nations (UN) | 1945 (founding) | Security Council (2x elected); peacekeeping; development aid (1% GNI target) |
| NATO | 1949 (founding) | Northern flank defense; Arctic strategy; 2% GDP defense target met |
| OECD | 1961 (founding) | Policy benchmarking; tax, education, environment standards |
| WTO | 1995 (founding) | Trade liberalization; fisheries subsidies negotiations |
| EFTA | 1960 (founding) | Free trade (Iceland, Liechtenstein, Switzerland); EEA bridge to EU |
| Council of Europe | 1949 (founding) | Human rights (ECHR); rule of law; Venice Commission |
| Nordic Council | 1952 (founding) | Nordic cooperation (Denmark, Finland, Iceland, Sweden, Åland, Faroes, Greenland) |
| Antarctic Treaty (ATCM) | 1961 (original signatory) | Consultative Party; research stations (Troll, Tor) |
| IMF / World Bank | 1945/1946 | Financial stability; development funding; quota: 0.8% (IMF) |