Alliances & Organisations
A global reference map of 18 international organisations — from security alliances to regional blocs to energy cartels — showing every country's membership status across NATO, the EU, BRICS+, the UN, ASEAN, the African Union, OPEC, and more.
Security
Mutual-defence treaties and security alliances
The Western collective-defence treaty. An attack on one member is an attack on all.
Secretary General
Mark Rutte · Netherlands · since 2024
Leadership history (14) · click to expand
| Name | Country | Years |
|---|---|---|
| Mark Rutte✦ | Netherlands | 2024–Present |
| Jens Stoltenberg | Norway | 2014–2024 |
| Anders Fogh Rasmussen | Denmark | 2009–2014 |
| Jaap de Hoop Scheffer | Netherlands | 2004–2009 |
| George Robertson | United Kingdom | 1999–2003 |
| Javier Solana | Spain | 1995–1999 |
| Willy Claes | Belgium | 1994–1995 |
| Manfred Wörner | Germany | 1988–1994 |
| Peter Carington | United Kingdom | 1984–1988 |
| Joseph Luns | Netherlands | 1971–1984 |
| Manlio Brosio | Italy | 1964–1971 |
| Dirk Stikker | Netherlands | 1961–1964 |
| Paul-Henri Spaak | Belgium | 1957–1961 |
| Hastings Ismay | United Kingdom | 1952–1957 |
Russia-led collective-security pact covering six post-Soviet states.
Eurasian security and economic body led by China and Russia, focused on regional stability.
Other statuses
Political & Economic
Global governance forums and economic clubs
The principal intergovernmental forum for international law, security, and development. 193 member states.
Secretary-General
António Guterres · Portugal · since 2017
Leadership history (9) · click to expand
| Name | Country | Years |
|---|---|---|
| António Guterres✦ | Portugal | 2017–Present |
| Ban Ki-moon | South Korea | 2007–2016 |
| Kofi Annan | Ghana | 1997–2006 |
| Boutros Boutros-Ghali | Egypt | 1992–1996 |
| Javier Pérez de Cuéllar | Peru | 1982–1991 |
| Kurt Waldheim | Austria | 1972–1981 |
| U Thant | Burma | 1961–1971 |
| Dag Hammarskjöld | Sweden | 1953–1961 |
| Trygve Lie | Norway | 1946–1952 |
Political and economic union of 27 European states with a single market, common currency (eurozone), and shared institutions.
Commission President
Ursula von der Leyen · Germany · since 2019
Leadership history (13) · click to expand
| Name | Country | Years |
|---|---|---|
| Ursula von der Leyen✦ | Germany | 2019–Present |
| Jean-Claude Juncker | Luxembourg | 2014–2019 |
| José Manuel Barroso | Portugal | 2004–2014 |
| Romano Prodi | Italy | 1999–2004 |
| Jacques Santer | Luxembourg | 1995–1999 |
| Jacques Delors | France | 1985–1995 |
| Gaston Thorn | Luxembourg | 1981–1985 |
| Roy Jenkins | United Kingdom | 1977–1981 |
| François-Xavier Ortoli | France | 1973–1977 |
| Sicco Mansholt | Netherlands | 1972–1973 |
| Franco Maria Malfatti | Italy | 1970–1972 |
| Jean Rey | Belgium | 1967–1970 |
| Walter Hallstein | West Germany | 1958–1967 |
The EU has no single head; shown here is the European Commission President, the bloc's executive leader. The European Council President (António Costa, since 2024) chairs member-state summits.
Informal forum of the seven largest advanced economies, meeting annually to coordinate policy.
Other statuses
Broader forum of 19 nations plus the EU and African Union, covering roughly 85% of global GDP.
Other statuses
The 'rich country' development club — 38 members committed to market democracy and open trade.
Emerging-economy bloc anchored by Brazil, Russia, India, China, and South Africa, expanded in 2024 to 11 full members.
Regional
Continental and sub-regional bodies
Ten-nation Southeast Asian bloc covering trade, diplomacy, and regional integration.
Secretary-General
Kao Kim Hourn · Cambodia · since 2023
Leadership history (15) · click to expand
| Name | Country | Years |
|---|---|---|
| Kao Kim Hourn✦ | Cambodia | 2023–Present |
| Lim Jock Hoi | Brunei | 2018–2023 |
| Le Luong Minh | Vietnam | 2013–2018 |
| Surin Pitsuwan | Thailand | 2008–2013 |
| Ong Keng Yong | Singapore | 2003–2008 |
| Rodolfo Severino | Philippines | 1998–2003 |
| Ajit Singh | Malaysia | 1993–1998 |
| Rusli Noor | Indonesia | 1989–1993 |
| Roderick Yong | Brunei | 1986–1989 |
| Phan Wannamethee | Thailand | 1984–1986 |
| Chan Kai Yau | Singapore | 1982–1984 |
| Narciso Reyes | Philippines | 1980–1982 |
| Datuk Ali bin Abdullah | Malaysia | 1978–1980 |
| Umarjadi Notowijono | Indonesia | 1978–1978 |
| Hartono Dharsono | Indonesia | 1976–1978 |
Other statuses
Continental body of 55 African states coordinating political, economic, and security affairs.
Commission Chairperson
Mahmoud Ali Youssouf · Djibouti · since 2025
Leadership history (14) · click to expand
| Name | Country | Years |
|---|---|---|
| Mahmoud Ali Youssouf✦ | Djibouti | 2025–Present |
| Moussa Faki | Chad | 2017–2025 |
| Nkosazana Dlamini-Zuma | South Africa | 2012–2017 |
| Jean Ping | Gabon | 2008–2012 |
| Alpha Oumar Konaré | Mali | 2003–2008 |
| Amara Essy | Côte d’Ivoire | 2001–2003 |
| Salim Ahmed Salim | Tanzania | 1989–2001 |
| Ide Oumarou | Niger | 1985–1989 |
| Peter Onu | Nigeria | 1983–1985 |
| Edem Kodjo | Togo | 1978–1983 |
| William Eteki | Cameroon | 1974–1978 |
| Nzo Ekangaki | Cameroon | 1972–1974 |
| Diallo Telli | Guinea | 1964–1972 |
| Kifle Wodajo | Ethiopia | 1963–1964 |
League of 22 Arab-speaking states promoting solidarity across the Arab world.
Secretary-General
Ahmed Aboul Gheit · Egypt · since 2016
Leadership history (8) · click to expand
| Name | Country | Years |
|---|---|---|
| Ahmed Aboul Gheit✦ | Egypt | 2016–Present |
| Nabil El Araby | Egypt | 2011–2016 |
| Amr Moussa | Egypt | 2001–2011 |
| Ahmed Esmat Abdel Meguid | Egypt | 1991–2001 |
| Chedli Klibi | Tunisia | 1979–1991 |
| Mahmoud Riad | Egypt | 1972–1979 |
| Abdul Khalek Hassouna | Egypt | 1952–1972 |
| Abdul Rahman Azzam | Egypt | 1945–1952 |
Hemispheric forum of 35 American states covering democracy, human rights, and security.
52-member association of mostly former British territories with shared institutions and values.
Six Gulf monarchies coordinating economic, security, and social policy.
Secretary-General
Jasem Mohamed AlBudaiwi · Kuwait · since 2023
Leadership history (7) · click to expand
| Name | Country | Years |
|---|---|---|
| Jasem Mohamed AlBudaiwi✦ | Kuwait | 2023–Present |
| Nayef Falah Al-Hajraf | Kuwait | 2020–2023 |
| Abdullatif bin Rashid Al Zayani | Bahrain | 2011–2020 |
| Abdulrahman bin Hamad Al Attiyah | Qatar | 2002–2011 |
| Jamil Ibrahim Hejailan | Saudi Arabia | 1996–2002 |
| Fahim bin Sultan Al Qasimi | United Arab Emirates | 1993–1996 |
| Abdullah Bishara | Kuwait | 1981–1993 |
21-economy Pacific Rim forum focused on trade liberalisation and investment.
Energy
Oil production coordination and energy cartels