International Law in Brief

Photo by Tony Webster (CC BY 2.0)

The International Criminal Court (ICC) has confirmed the transfer of Khaled Mohamed Ali El Hishri, a Libyan war crimes suspect, from Germany to its custody in The Hague, marking a significant development in efforts to hold perpetrators of atrocities in Libya accountable.

El Hishri is alleged to have been a senior official at Mitiga Prison in Libya, where thousands of people were detained for extended periods. The Office of the Prosecutor say he committed, ordered, or oversaw crimes against humanity and war crimes between February...

Photo by OPCW, CC BY 2.0

On July 9, 2025, the Assembly of States Parties of the International Criminal Court adopted by consensus Resolution ICC-ASP/S-1/Res.1, initiating a multi-year process to review the amendments to the Rome Statute on the crime of aggression.

The resolution noted that, although 49 of 125 states parties have ratified the Kampala Amendments, no investigation into the crime of aggression has been conducted since the Court’s jurisdiction was activated. It also acknowledges that states parties remain divided: some view the current framework as...

On March 26, 2025, Germany’s federal government, the states, and the leading municipal associations signed an administrative agreement creating a new arbitral tribunal for Nazi-looted art. The agreement states the foundation for transforming the former Advisory Commission into a legally binding dispute-resolution body and strengthens Germany’s implementation of the Washington Principles.

Beginning December 1, 2025, victims of Nazi persecution and their heirs may unilaterally initiate proceedings before the tribunal, provided the cultural heritage institution has issued a standing...

On December 3, 2025, the Council of Europe opened for signature the Council of Europe Convention on the Protection of the Environment through Criminal Law, which a regional treaty to criminalize a broad range of environmental harms. The Convention will enter into force after receiving ten ratifications, including at least eight by Council of Europe members.

The Convention implements commitments made in the 2023 Reykjavík Declaration to strengthen the Council of Europe’s work on the human rights aspects of the environment. It also responds to growing concern over the transnational...