Solution:The international court of justice, which has its seat in The Hague, is principal Judicial organ of the UN. The WHO is a specialized agency of UN responsible for international public health. Its headquarter is in Geneva, Switzerland.
The international criminal court is an intergovernmental organization founded on 1 July 2002 at Rome Italy to prosecutes those accrued of war crime, crimes against humanity and genocide.
IAEA is an intergovernmental organization that seeks to promote the peaceful use of nuclear energy. It is founded on 29 July 1957 and its Head quarter in Vienna, Austria.