Complex sentence: The United States was convicted of violating international law by the International Court of Justice in the 1986 case of Nicaragua v. United States, but refused to participate or pay the reparations that had been ordered by the court.
Split into simpler sentences: The United States was convicted of violating international law by the International Court of Justice in the 1986 case of Nicaragua_v. United_States, but refused to participate or pay the reparations that had been ordered by the court.