Getting the information, Diệu led his army retreated from Diên Khánh, and marched north.
When the army reached Quy Nhơn, Nguyễn Văn Huấn came to meet him and asked for pardon.
Later, the crisis was settled by mediation of Phạm Công Hưng; Diệu was persuaded to reconcile with Dũng, and came back to Phú Xuân.
When marched to Thạch Tân, they found the road was blocked by Nguyễn Văn Thành and unable to reach there.
[2][1] Hearing the news of defeat, Quy Nhơn surrendered to Nguyễn lord, its name was changed to Bình Định.
The siege of Quy Nhơn continued for over a year to June 1801, when the citadel's food provisions were exhausted.
Diệu and Dũng planned to resumed the capital, but the road was blocked by Lê Văn Duyệt.
[2][1] 30 thousand men under the young emperor marched south to resume the lost territory, but was utterly beaten in the mouth of Nhật Lệ River.
Finally, he was captured in Thanh Chương District together with his wife,[2] and transferred to Huế, in where he was beheaded.