Cases The Court has a twofold role: to settle, in accordance with international law, legal disputes submitted to it by States (contentious cases) and to give advisory opinions (advisory procedures) on legal questions referred to it by duly authorized United Nations organs and specialized agencies. Learn about the ICJ, the principal judicial organ of the UN, established in 1945 to settle legal disputes between states and provide advisory opinions. Explore its history, structure, role, significance, limitations, and way forward. International Court of Justice (ICJ), the principal judicial organ of the United Nations (UN). The idea for the creation of an international court to arbitrate international disputes first arose during the various conferences that produced the Hague Conventions in the late 19th and early 20th centuries. Learn about the history, structure, jurisdiction and functioning of ICJ, the principal judicial organ of the United Nations. Find out the role of India and its judges in ICJ and some examples of its cases.