Phế Đế was downgraded to Prince Linh Đức and forced to commit suicide and his supporters in royal court were purged by Hồ Quý Ly faction.
[3] According to Đại Việt sử ký toàn thư, Phế Đế was actually worse than his father, he had a weak and ignorant character which was profited by Hồ Quý Ly in his gradual control of royal court.
[1] After the major defeat of Duệ Tông at Đồ Bàn, Champa's force continued to attack Đại Việt several times,[1][4] unable to stop Chế Bồng Nga's troops, Trần's rulers even decided to hide royal treasure and worshiping objects, on Mount Thienkien and the Kha-lang Caves,[5]: 92–94 fearing that Chế Bồng Nga's troop might capture the royal palace in Thăng Long.
After this point, general Đỗ Tử Bình resigned from the position of highest commander of Tran army and thus Hồ Quý Ly began to hold all civil and military power in royal court.
[7] Despite another victory by the troops of general Nguyễn Đa Phương in February 1382, Trần Dynasty had to suffer a severe attack from Chế Bồng Nga in June 1383 which made Nghệ Tông fled from capital Thăng Long in spite of the begging advice to stay from his mandarins.