UN Disarmament Chief Calls for ‘Good Faith’ Diplomacy Ahead of High-Stakes Nuclear Non-Proliferation Review

Izumi Nakamitsu calls for "good faith" as the 2026 NPT Review Conference begins in New York, warning that nuclear disarmament is a global responsibility.

By: AXL Media

Published: Apr 25, 2026, 5:53 AM EDT

Source: Information for this report was sourced from Anadolu Agency

The Critical Crossroads of International Security

As diplomats prepare to convene at the United Nations headquarters in New York, UN disarmament chief Izumi Nakamitsu has issued a stark call for global cooperation. Speaking in Washington, Nakamitsu emphasized that the upcoming NPT Review Conference, scheduled to run from April 27 to May 22, 2026, arrives at a moment of extreme geopolitical volatility. She described the treaty as the "cornerstone" of the global non-proliferation regime and argued that its stability is essential for the security of every nation, regardless of their nuclear status. The conference marks the eleventh time signatories have met to assess the treaty’s health, a task complicated by the deepening mistrust between major powers.

Urgent Plea for Good Faith Negotiations

Nakamitsu’s appeal focused on the need for "good faith" engagement, a term that carries significant weight in the context of recent diplomatic failures. The NPT review process has failed to produce a consensus final document since 2010, and a third consecutive failure would be unprecedented in the treaty's 56-year history. The High Representative urged states parties to treat their collective responsibility with gravity, noting that the benefits of the NPT—ranging from preventing the spread of weapons to facilitating peaceful nuclear energy—are irreplaceable. She warned that without a unified front, the credibility of the international disarmament framework could suffer a permanent blow.

The Shadow of the New START Expiry

The 2026 conference is shadowed by the recent expiration of the New START Treaty in February, which left the world’s two largest nuclear powers, the United States and Russia, without a legally binding agreement to limit their strategic arsenals. Nakamitsu and other senior officials have noted that the absence of a bilateral successor agreement has fueled concerns about a renewed nuclear arms race. This collapse of the Cold War-era arms control architecture has placed additional pressure on the NPT Review Conference to provide a roadmap for future verifiable arms control arrangements, even as nuclear-armed states continue to modernize their capabilities.