Nobel Peace Prize laureate Navi Pillay has described US sanctions on the International Criminal Court "unacceptable," joining growing international criticism of the measures. Ukraine has also thrown its weight behind the court following the US action.

In Canada, jurists are pushing the government to intervene as the Trump administration works to undermine the ICC. Japan's Motegi separately brought up the matter of the court with US Secretary of State Rubio, reflecting wider diplomatic concern over Washington's pressure on the tribunal.