Nguyễn Nhạc
In 1793, Nguyễn Nhạc was attacked by Nguyễn lord, asked for Nguyễn Quang Toản's help. Toản repulsed the attack, then annexed Nhạc's territory. Nhạc died soon after suffering from vomiting blood. Nhạc's eldest son, Nguyễn Văn Bảo, was granted the title "Hiếu công" by Toản. Bùi Đắc Trụ () and Nguyễn Văn Huấn () were left in Quy Nhơn to watch Bảo.