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Essential Supplies for Friends? AOTES, Export Restrictions, and WTO Non-Discrimination

When supply-chain disruptions interrupt access to essential supplies, small, highly open economies are particularly vulnerable. A familiar response has been cooperation and information-sharing, as reflected in the IPEF Supply Chain Agreement. New Zealand and Singapore have now taken a narrower and harder legal step. Their Agreement on Trade in Essential Supplies (AOTES), signed on 4 May 2026, turns the goal of keeping essential supplies flowing into a treaty rule that limits each party’s ability, during such disruptions, to restrict exports of listed essential supplies to the other party.

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China’s Zero-Tariff Policy for Africa: Stretching the Enabling Clause?

On 1st May 2026, China implemented a zero-tariff policy covering all 53 African countries with which it maintains diplomatic relations, requiring no reciprocity. The measure builds on an earlier step: since 1 December 2024, China has eliminated tariffs on 100% of tariff lines for 33 least developed countries (LDCs) in Africa on the same diplomatic-recognition condition, meaning…

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The Legality of Iran’s Closure of the Strait of Hormuz

This post assesses the legality of the closure of the Strait of Hormuz from the perspective of the law of armed conflict at sea. In the context of the rights of neutral States, it discusses the passage regime in and over the Strait of Hormuz that continues to apply in the on-going international armed conflict (IAC) that was…

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The War on Terroir Continues: The Escalating Conflict Between the U.S. and the EU on Geographical Indications

In a time when the views of the European Union and the United States of America appear to be drifting further apart each day, long-standing issues are resurfacing once again. Tim Josling’s 2006 article “The War on Terroir” describes the transatlantic trade conflict between the U.S. and the EU concerning Geographical Indications (GIs) through the lense of…

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Back to the Pre-Lisbon era? Why the Provisional Application of the EU-Mercosur Agreement is so Controversial

On 17 January 2026, the EU and Mercosur signed an ambitious trade and cooperation package composed of two instruments: a Partnership Agreement (EMPA) and an Interim Trade Agreement (iTA). After more than 20 years of negotiations, this deal has been praised as a major stepping stone for extending the EU’s economic and geopolitical influence worldwide, particularly in…

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