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Graduate Level intermediate NATO OPEC BRICS G7 SCO QUAD AUKUS World Organisations

World Organisations: NATO, OPEC, BRICS, G7, SCO, QUAD, AUKUS & RCEP

Detailed study notes on major international groupings — NATO, OPEC, BRICS, G7/G20, SCO, QUAD, AUKUS, RCEP with members, headquarters, purpose, and India's role. Kerala PSC Graduate Level.

Published: 21 Apr 2026 Relevant for: Graduate Level Prelims, Secretariat Assistant, University Assistant, LDC

Questions on international organisations and groupings are a staple in Kerala PSC exams. This note covers organisations beyond the UN system — focusing on strategic, economic, and regional groupings that are frequently tested.

1. NATO (North Atlantic Treaty Organisation)

FeatureDetail
Founded4 April 1949
TreatyNorth Atlantic Treaty (Washington Treaty)
HeadquartersBrussels, Belgium
Original members12 countries (USA, UK, France, Canada, etc.)
Current members32 (as of 2024, after Sweden joined)
Latest memberSweden (March 2024)
PurposeCollective defence — Article 5: attack on one is attack on all
Secretary GeneralMark Rutte (since October 2024)
IndiaNot a member; not part of any military alliance

2. OPEC (Organisation of the Petroleum Exporting Countries)

FeatureDetail
Founded14 September 1960
Founding membersIran, Iraq, Kuwait, Saudi Arabia, Venezuela
HeadquartersVienna, Austria
Current members12 countries
PurposeCoordinate petroleum policies; stabilise oil markets
OPEC+Extended group including Russia, Kazakhstan, Mexico and others (not formal OPEC members)
IndiaNot a member (major oil importer)

Current OPEC Members

RegionCountries
Middle EastSaudi Arabia, Iran, Iraq, Kuwait, UAE
AfricaLibya, Algeria, Nigeria, Congo, Gabon, Equatorial Guinea
South AmericaVenezuela

3. BRICS

FeatureDetail
Original nameBRIC (coined by Jim O’Neill of Goldman Sachs, 2001)
Formal groupingFirst BRIC Summit in 2009 (Yekaterinburg, Russia)
South Africa joined2010 — became BRICS
New members (Jan 2024)Egypt, Ethiopia, Iran, UAE, Saudi Arabia (invited at 2023 Johannesburg summit)
Current members10 countries
HeadquartersNo permanent HQ; rotating presidency
New Development Bank (NDB)BRICS bank; HQ in Shanghai; established 2014
NDB PresidentDilma Rousseff (former Brazil President)
Contingent Reserve Arrangement$100 billion fund for balance of payment crises
India’s roleFounding member; hosted summit in 2016 (Goa)

4. G7 (Group of Seven)

FeatureDetail
MembersUSA, UK, France, Germany, Italy, Japan, Canada
EUParticipates but is not a numbered member
Founded1975 as G6 (Italy joined at first summit); Canada joined 1976 (G7)
G8Russia included 1997-2014; suspended after Crimea annexation
FocusEconomic policy coordination among advanced economies
PresidencyRotates annually among members
IndiaNot a member; sometimes invited as guest

5. G20 (Group of Twenty)

FeatureDetail
Established1999 (finance ministers); Leaders’ summit from 2008
Members19 countries + EU + African Union (added 2023)
India hosted2023 G20 Summit (New Delhi, 9-10 September 2023)
India’s theme”One Earth, One Family, One Future” (Vasudhaiva Kutumbakam)
Key membersAll G7 + BRICS + Argentina, Australia, Indonesia, Mexico, South Korea, Saudi Arabia, Turkey
Accounts forAbout 85% of global GDP, 75% of international trade

6. SCO (Shanghai Cooperation Organisation)

FeatureDetail
Founded15 June 2001
PredecessorShanghai Five (1996) — China, Russia, Kazakhstan, Kyrgyzstan, Tajikistan
Founding members of SCOShanghai Five + Uzbekistan
HeadquartersBeijing, China
India joined2017 (along with Pakistan)
Current members10 (China, Russia, India, Pakistan, Kazakhstan, Kyrgyzstan, Tajikistan, Uzbekistan, Iran, Belarus)
FocusRegional security, counter-terrorism, economic cooperation
RATSRegional Anti-Terrorist Structure (HQ: Tashkent)

7. QUAD (Quadrilateral Security Dialogue)

FeatureDetail
MembersIndia, USA, Japan, Australia
Origin2007 (proposed by PM Shinzo Abe); revived 2017
First Leaders’ SummitMarch 2021 (virtual)
FocusFree and open Indo-Pacific; maritime security, technology, climate, vaccines
Formal treatyNo formal treaty or military alliance
India’s roleCore member; balances engagement with both QUAD and SCO/BRICS

8. AUKUS

FeatureDetail
MembersAustralia, United Kingdom, United States
Announced15 September 2021
Key provisionAustralia to acquire nuclear-powered submarines (not nuclear-armed) with US/UK technology
FocusIndo-Pacific security; defence technology sharing (AI, cyber, quantum)
IndiaNot a member; India has its own nuclear submarine programme

9. RCEP (Regional Comprehensive Economic Partnership)

FeatureDetail
Signed15 November 2020
Effective1 January 2022
Members15 countries: 10 ASEAN nations + China, Japan, South Korea, Australia, New Zealand
Largest trade blocCovers about 30% of global GDP and 30% of world population
IndiaOpted out in November 2019 citing concerns about Chinese goods flooding Indian market and dairy/agriculture sector impact

10. Other Important Groupings

OrganisationMembers/DetailHQ
ASEAN10 Southeast Asian nations (Indonesia, Malaysia, Philippines, Singapore, Thailand, Brunei, Vietnam, Laos, Myanmar, Cambodia)Jakarta
SAARC8 South Asian nations (India, Pakistan, Bangladesh, Sri Lanka, Nepal, Bhutan, Maldives, Afghanistan)Kathmandu
BIMSTEC7 members (India, Bangladesh, Myanmar, Sri Lanka, Thailand, Nepal, Bhutan)Dhaka
Commonwealth56 member countries (mostly former British colonies); Head: King Charles IIILondon
NAM (Non-Aligned Movement)120 members; India a founding member (Nehru, Tito, Nasser, Sukarno, Nkrumah)No permanent HQ
IORA (Indian Ocean Rim Association)23 member states around Indian OceanEbene, Mauritius

11. PSC Quick Revision — One-Liners

  • NATO HQ: Brussels; founded 1949; 32 members; latest: Sweden (2024)
  • OPEC HQ: Vienna; founded 1960; controls oil production quotas
  • BRICS expanded to 10 members in January 2024
  • NDB (BRICS Bank) HQ: Shanghai
  • G7 members: USA, UK, France, Germany, Italy, Japan, Canada
  • India hosted G20 summit in 2023 in New Delhi
  • SCO founded 2001; India joined in 2017
  • QUAD members: India, USA, Japan, Australia — no formal military alliance
  • AUKUS: Australia, UK, USA — nuclear submarine deal
  • India opted out of RCEP in 2019
  • ASEAN HQ: Jakarta; 10 member nations
  • SAARC HQ: Kathmandu; 8 member nations

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