Which of the following principal organs of the UN has its headquarters in The Hague?

International Court of Justice

The correct answer is Option 1 - International Court of Justice

The United Nations (UN) has six main organs. Five of them — the General Assembly, the Security Council, the Economic and Social Council, the Trusteeship Council and the Secretariat — are based at UN Headquarters in New York. The sixth, the International Court of Justice, is located at The Hague in the Netherlands.

The International Court of Justice is composed of 15 judges elected to nine-year terms of office appointed or elected by the United Nations General Assembly and the Security Council. The headquarters of the International Court of Justice (ICJ) is situated in the "The Hague", Netherlands.