Complex sentence: Mr. Nada is most famous for the dilemma in which he found himself, being placed on a terror-list operated under the auspices of United Nations Security Council Resolution 1267, an accusation made by the United States, using secret evidence.
Split into simpler sentences: Mr. Nada is most famous for the dilemma in which he found himself, being placed on a terror-list operated under the auspices of United Nations Security Council Resolution 1267. This was an accusation made by the United States, using secret evidence.