NewsTradingSentimentCalendarCommunityBriefing
World

The Complex Path to Selecting the Next UN Secretary-General

By Geopolitics Desk · 2026-09-09 · 3 min read
A large, modern glass and stone building with a curved facade representing an international headquarters.
Illustration: Tradingbird

As António Guterres nears the end of his decade-long tenure, the United Nations faces a critical juncture in identifying his successor amidst growing questions about the organization's relevance.

The search for the next United Nations secretary-general has entered a decisive phase as the current holder of the post, António Guterres, prepares to conclude his ten-year term at the end of the year. According to the UN, the role is a hybrid of diplomat, advocate, civil servant, and chief executive, requiring a figure who can represent the interests of the world's most vulnerable populations. However, the political landscape surrounding the selection has grown increasingly contentious, with external pressures mounting to demonstrate that the organization remains effective and relevant in a fragmented global order.

The difficulty of the position is not a new phenomenon. When the first secretary-general, Trygve Lie, handed over the reins in 1953, he described the job as the most impossible in the world. Today, that assessment resonates with renewed force. Critics, including prominent political figures, have questioned the efficacy of the UN in resolving modern conflicts, while other nations call for structural reforms that would limit the veto power of the Security Council’s permanent members. This backdrop of skepticism complicates an already intricate selection process that must satisfy a diverse array of member states.

Governance Mechanisms Guide the Search

The selection process is governed by Article 97 of the UN Charter and has evolved to include greater transparency. Since member states were invited to nominate candidates last November, the procedure has incorporated televised question-and-answer sessions and public town halls to allow for broader scrutiny. These measures aim to ensure that the candidate is not only acceptable to the powerful few but also legitimate in the eyes of the broader membership. The process is designed to filter candidates through multiple rounds of informal consultation before any formal decision is made.

At the core of the decision-making power lie the five permanent members of the Security Council: the United States, China, France, the United Kingdom, and Russia. While all fifteen Security Council members participate in straw polls, the ability to veto a candidate rests solely with these five. In practice, experts note that the dynamic is often driven by a smaller subset, particularly the United States, China, and Russia. These nations hold the decisive leverage, meaning that a candidate must navigate the specific geopolitical interests of these three powers to survive the scrutiny.

Straw Polls Reveal Political Leverage

The mechanism of straw polls serves as a primary tool for gauging support among Security Council members. During these informal votes, representatives indicate whether they view a candidate as someone to be encouraged or discouraged. Initially, all ballots are identical to prevent early bias, but later stages introduce distinct markings for the permanent members. A negative vote from any of the five permanent members, signaled by a specific ballot color, is generally understood to end a candidate’s prospects. This system creates a high-stakes environment where a single objection can derail years of campaigning.

According to Georgina Holmes, a senior lecturer in politics at the Open University, the decision effectively rests with the so-called P3 trio of Russia, China, and the United States. She argues that finding a candidate who satisfies all three is an arduous task, particularly given the current climate of illiberal politics and attacks on multilateralism. The convergence of interests among these powers is rare, and their divergence is common, making the search for a consensus figure a significant diplomatic challenge. The outcome will depend heavily on whether a candidate can bridge these deepening divides.

Regional Rotation Shapes Candidate Pool

Beyond political alignment, the selection process is influenced by the informal practice of regional rotation. This custom suggests that the position should move between different parts of the world to ensure geographic representation. As the current secretary-general is from Europe, attention is turning to other regions for the next candidate. However, this expectation is not codified in the Charter and can be overridden by political necessity. Former officials note that while rotation is a strong norm, it is not an absolute rule, and the urgency to find a viable leader may sometimes take precedence over geographic balance.

The intersection of regional expectations and geopolitical vetoes creates a narrow corridor for potential candidates. If no individual emerges who satisfies the veto powers of the permanent members while respecting the spirit of regional rotation, the process could face an impasse. In such a scenario, the UN might be forced to extend the search period or reopen the nomination process entirely. The coming months will be critical in determining whether the organization can secure a leader capable of restoring confidence in its mission or if it faces a prolonged period of uncertainty regarding its future direction.

Based on reporting by GN geopolitics/un, compiled by the Tradingbird desk.

Read next

More in World

More from the World desk

All desk stories