In its Climate Change Advisory Opinion, the International Court of Justice held that certain climate-related obligations of States under customary international law and climate change treaties are…

In July 2025, the International Court of Justice issued its landmark advisory opinion on climate change that is ground-breaking in many respects. Among them is the Court’s affirmation…

On 23 July 2025, the ICJ delivered its advisory opinion on the Obligations of States in Respect of Climate Change. Although much of the opinion is devoted…

Introduction On 5 May, the International Court of Justice (‘Court’ or ‘ICJ’) issued an order in the case brought by Sudan against the United Arab…

Amongst the many legal issues arising from the ICJ advisory proceedings in Obligations of States in respect of Climate Change, the erga omnes nature of the obligations involved…

Today—the 10th of December—is an important day for international law. First, on 10 December 1982, the United Nations Convention of the Law of the Sea (…

On 12 November 2024, the ICJ released its judgment on preliminary objections in the Azerbaijan v Armenia. As the parallel case of Armenia v Azerbaijan, it…

The groundbreaking Advisory Opinion of 19 July 2024 on the Legal Consequences arising from the Policies and Practices of Israel in the Occupied Palestinian Territory,…

Introduction  In the last few years, the term ‘collective countermeasures’ has at times been used to refer to two conceptually distinct claims. It has continued to…

On 26 January, the International Court of Justice (ICJ) indicated provisional measures in a case brought under the Genocide Convention by South Africa against Israel…