In August 1228 Trần Thái Tông appointed Trần Liễu for the position of prime minister (thái úy) of the royal court [REF].
After the revolt, Trần Liễu was granted land in Yên Sinh (now Yên Hưng District, Quảng Ninh) and thus had the title King Yên Sinh (Yên Sinh vương or An Sinh vương, 安生王) [REF].