19 January 2026
- RSIS
- Publication
- RSIS Publications
- The Limitations of Third-Party Mediation: Prospects for the Iran Denuclearisation Talks
When Iran’s nuclear programme makes headlines, the narrative is often framed as a clash between Tehran and Washington. This framing overlooks, however, the real test that the negotiations represent: whether third parties – be it states or institutions with direct or indirect stakes in the dispute – can wield enough influence to steer bitter rivals towards compromise.
Read the full RSIS Annual Review 2025 here
When Iran’s nuclear programme makes headlines, the narrative is often framed as a clash between Tehran and Washington. This framing overlooks, however, the real test that the negotiations represent: whether third parties – be it states or institutions with direct or indirect stakes in the dispute – can wield enough influence to steer bitter rivals towards compromise.
Read the full RSIS Annual Review 2025 here

