The United Kingdom - The United States . The ICJ is comprised of 15 judges elected for nine year terms by the UN's Security Council.
Elections are such that five judges are elected every three years.
No two judges of the ICJ may be from the same country. Once elected, only a unanimous vote of the other judges can remove an ICJ justice from office. The ICJ also has the freedom to appoint its own Registrar, clerks and other officers. The Court has prepared practise rules. A quorum of the ICJ is nine judges although it usually sits as a full bench of 15.