The fourth ITLOS Workshop for Legal Advisers (sponsored by the Republic of Korea) was opened on 7 September 2025 by the President of the Tribunal, Judge Tomas Heidar, who welcomed participants from Algeria, Benin, Burkina Faso, Burundi, Cabo Verde, Chad, Côte d’Ivoire, Egypt, Eritrea, Ethiopia, Ghana, Guinea-Bissau, Guinea, Liberia, Mali, Mauritania, Niger, Nigeria, Rwanda, Sao Tome and Principe, Senegal, Sierra Leone, Somalia, South Sudan, Sudan, Togo, Tunisia and Uganda.