International Solar Alliance Reflects Power of Global Partnership: Union Minister Shri Pralhad Joshi on ISA Foundation Day

1. At a Glance

• International Solar Alliance (ISA) is a treaty-based intergovernmental organisation co-founded by India and France at COP21, Paris (2015) to promote solar deployment, especially in the sunshine belt between Tropics of Cancer and Capricorn [S1][S2].
• Headquartered at the National Institute of Solar Energy (NISE) campus, Gwalpahari, Gurugram, Haryana — the first treaty-based intergovernmental organisation headquartered in India [S2].
• Examinable for GS-II (international groupings) and GS-III (energy / climate change); high probability of Prelims questions on membership, HQ, founding partners.

2. Why in the News

• 11 March 2026: 10th ISA Foundation Day celebrated in New Delhi; Union MNRE Minister Pralhad Joshi addressed the event, declaring ISA reflects the spirit of "Vasudhaiva Kutumbakam" [S1].
• ISA membership reached 125 Member and Signatory countries [S1].
• Launch of the ISA Green Hydrogen and Storage Start-up Challenge 2026 and an upgraded ISA website [S1].

3. Background & Evolution

• 30 Nov 2015: ISA announced by PM Modi and President François Hollande on sidelines of COP21, Paris [S3].
• 6 Dec 2017: Became treaty-based intergovernmental organisation after Guinea's ratification as the 15th country on 6 Nov 2017 [S2].
• 2018: PM Modi inaugurated First ISA Assembly; ISA HQ at NISE, Gurugram [S2].
• 2020 Amendment: Framework Agreement amended to open membership to all UN member states (earlier restricted to tropical countries) [S2].
• 2024: 7th Assembly hosted in New Delhi with 120 countries; 2025: 8th Assembly with 137 countries addressed by President Droupadi Murmu [S4][S5].
• 2026: 10th Foundation Day; 125 members/signatories [S1].

4. Core Static Facts

• Full name: International Solar Alliance.
• Founders: India + France (COP21, 2015) [S3].
• HQ: NISE campus, Gwalpahari, Gurugram, Haryana — interim Secretariat hosted by India [S2].
• Nodal Indian Ministry: Ministry of New and Renewable Energy (MNRE) [S1].
• Legal status: Treaty-based intergovernmental organisation since 6 Dec 2017 [S2].
• Membership (Mar 2026): 125 Member + Signatory countries [S1].
• Strategic Partner: United Nations [S2].
• Assembly: Supreme decision-making body; meets annually.
• Current ISA President (2024–): India; Co-President: France.
• Key targets: Mobilise USD 1 trillion in solar investments by 2030; deploy 1,000 GW solar capacity.

5. Multi-Dimensional Analysis

Geopolitical / Strategic - ISA is India's flagship climate diplomacy instrument — projects India as a Global South leader in clean energy [S1]. - Anchors ties with Africa (largest membership bloc) and aligns with LiFE, One Sun One World One Grid (OSOWOG), and Green Grids Initiative (GGI-OSOWOG) launched at COP26. - Counterweight to OPEC-centric energy geopolitics; complements India's positioning at G20 New Delhi Declaration (2023) tripling renewables pledge.

Environmental - Directly serves SDG-7 (Affordable & Clean Energy) and SDG-13 (Climate Action). - Aligned with India's Panchamrit commitments at COP26: 500 GW non-fossil capacity by 2030; net-zero by 2070.

Economic - Targets USD 1 trillion solar investment mobilisation by 2030. - ISA Solar Facility — payment guarantee mechanism to de-risk solar investments in Africa. - 2026 launch: Green Hydrogen and Storage Start-up Challenge to enable technology transfer and market access in member countries [S1].

Scientific / Technological - Flagship programmes: STAR-C (Solar Technology Application Resource Centre), SolarX Grand Challenge for startups, Solar Awards. - Promotes solar mini-grids, solar pumps, rooftop solar, e-mobility, green hydrogen.

6. Recent Developments (last 12-18 months)

• Nov 2024: 7th ISA Assembly, New Delhi; Pralhad Joshi elected ISA President; 103 Member + 17 Signatory countries participated [S4].
• 2025: 8th ISA Assembly addressed by President Droupadi Murmu with representatives from 137 countries; called on Global South to lead solar development [S5].
• Mar 2026: 10th Foundation Day; ISA Green Hydrogen & Storage Start-up Challenge 2026 launched; ISA website revamped [S1].

7. Prelims Hooks

• ISA founded jointly by India and France at COP21 Paris, 30 Nov 2015 [S3].
• ISA HQ: Gurugram, Haryana at NISE campus — first intergovernmental treaty-body HQ in India [S2].
• Became treaty-based organisation on 6 December 2017 [S2].
• Original membership restricted to countries fully/partially between Tropics of Cancer & Capricorn; 2020 amendment opened it to all UN members [S2].
• Nodal Ministry: MNRE (not MoEFCC, not MEA) [S1].
• Strategic partner: United Nations [S2].
• Membership in March 2026: 125 countries (Member + Signatory) [S1].
• ISA Foundation Day: celebrated on anniversary of entry into force of Framework Agreement; 10th edition in 2026 [S1].
• Current ISA President: India; Co-President: France [S4].
• ISA target: mobilise USD 1 trillion in solar investments by 2030.
• Phrase used by Pralhad Joshi: "Vasudhaiva Kutumbakam" [S1].
• Programmes: STAR-C, SolarX, OSOWOG (One Sun One World One Grid), Solar Facility.
• 8th ISA Assembly (2025): addressed by President Droupadi Murmu; 137 countries [S5].

8. Mains Relevance

• GS-II: Bilateral, regional and global groupings and agreements involving India and/or affecting India's interests.
• GS-III: Infrastructure — Energy; Conservation, environmental pollution and degradation; Climate change.
• Plausible question stems: 1. "The International Solar Alliance is more than a renewable energy platform; it is an instrument of India's climate diplomacy." Discuss. 2. "Assess the role of ISA in achieving India's Panchamrit commitments and SDG-7 in the Global South." 3. "Examine the institutional architecture and financing challenges before the ISA in mobilising USD 1 trillion in solar investments by 2030."

9. Related Topics to Study Next

• One Sun One World One Grid (OSOWOG) / Green Grids Initiative — ISA-linked transnational grid vision.
• Coalition for Disaster Resilient Infrastructure (CDRI) — another India-led intergovernmental body.
• India's Panchamrit pledges at COP26 — overarching climate target framework.
• PM Surya Ghar: Muft Bijli Yojana (2024) — domestic solar rooftop push complementing ISA.
• National Green Hydrogen Mission (2023) — connects to ISA's 2026 hydrogen challenge.
• Mission LiFE (Lifestyle for Environment) — India's behavioural climate initiative.
• UNFCCC / Paris Agreement Article 6 — ISA operates within Paris framework.
• G20 New Delhi Declaration 2023 — tripling global renewables by 2030.

10. Common Errors / Trap Areas

• Wrong HQ: ISA HQ is in Gurugram (NISE campus), NOT New Delhi.
• Wrong founding year: Announced 2015, but treaty-based only from 6 Dec 2017.
• Wrong ministry: Nodal ministry is MNRE, not MEA or MoEFCC.
• Membership misconception: Since 2020 amendment, ISA is NOT restricted to tropical countries — all UN members eligible.
• Confusing ISA with IRENA: IRENA is HQ at Abu Dhabi (2009); ISA is HQ at Gurugram (2017).
• OSOWOG ≠ ISA: OSOWOG is a separate initiative (now merged with UK's Green Grids Initiative), though ISA-supported.

11. Sources

• [S1] International Solar Alliance Reflects Power of Global Partnership: Union Minister Shri Pralhad Joshi on ISA Foundation Day — https://www.pib.gov.in/PressReleasePage.aspx?PRID=2238741 — (tier 1)
• [S2] ISA to become a Treaty-based International Intergovernmental organization tomorrow — https://www.pib.gov.in/PressReleasePage.aspx?PRID=1512459 — (tier 1)
• [S3] Cabinet approves International Solar Alliance: Signing of the Framework Agreement — https://pib.gov.in/newsite/PrintRelease.aspx?relid=155917 — (tier 1)
• [S4] The International Solar Alliance Hosts the Seventh Session of its Annual Assembly — https://www.pib.gov.in/PressReleasePage.aspx?PRID=2070655 — (tier 1)
• [S5] President Murmu Addresses Eighth Session of the ISA Assembly — https://www.pib.gov.in/PressReleasePage.aspx?PRID=2183434 — (tier 1)