State Responsibility

Lunar exploration during the 20th century sought to reach, explore and, in some cases, return from the Moon, rather than to serve as successive stages in the construction of permanent lunar infrastructure. Today, lunar missions are mostly about establishing the long-term infrastructure necessary to remain there. Under the Artemis Programme, NASA is developing phased infrastructure for…

On 26 May 2026, the European Court of Human Rights (the Court) delivered its judgment in J.B. v. Greece (no. 54796/16). The case concerns the potential removal of a Syrian national from Greece to Türkiye under the EU-Türkiye Statement of 18 March 2016, following the rejection of his asylum claim on safe third country grounds. The…

Russia does not forcibly relocate its civilians into the occupied territories of Ukraine. Instead, it relies on an array of incentives, including preferential mortgages, employment programmes and tax benefits to increase the attractiveness of relocation. This gives rise to a question under the law of occupation: when does voluntary settlement of the Occupying Power's civilian population amount to…

When the International Court of Justice (ICJ) delivered its Advisory Opinion on Obligations of States in Respect of Climate Change on 23 July 2025, commentators rightly called it a watershed for international environmental law. The Court unanimously confirmed that the customary rules of State responsibility, as reflected in many respects in the ILC’s Articles on State Responsibility…