Nobel Peace Prize laureate Navi Pillay has labelled US sanctions on the International Criminal Court "unacceptable," adding her voice to 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 moves against the ICC. Japan's Motegi separately raised his country's position on the court with US Secretary of State Rubio, highlighting wider diplomatic concern over Washington's campaign against the tribunal.