Complex sentence: Moroni was glad to hear that Pahoran is loyal, but sad because Pahoran and been driven away, and the two of them gathered an army together against Pachus, the leader of the king-men who had driven Pahoran from the judgement-seat.
Split into simpler sentences: Moroni was glad to hear that Pahoran is loyal, but sad because Pahoran and been driven away. The two of them gathered an army together against Pachus, the leader of the king-men who had driven Pahoran from the judgement-seat.