▁chosen ▁as ▁the ▁successor ▁of ▁his ▁father ▁L ý ▁Th ầ n ▁T ô ng ▁at ▁the ▁age ▁of ▁only ▁two , ▁the ▁early ▁period ▁of ▁his ▁reign ▁witness ed ▁the ▁dominant ▁position ▁of ▁ Đ <0xE1> <0xBB> <0x97> ▁An h ▁V ũ ▁in ▁the ▁royal ▁court ▁until ▁his ▁death ▁in ▁ 1 1 5 7 , ▁afterwards ▁the ▁Emperor ▁ruled ▁the ▁country ▁with ▁the ▁assistance ▁of ▁a ▁prominent ▁official ▁named ▁T ô ▁Hi ế n ▁Th àn h . ▁The ▁reign ▁of ▁L ý ▁An h ▁T ô ng ▁was ▁considered ▁the ▁last ▁relatively ▁stable ▁period ▁of ▁the ▁L ý ▁D ynast y ▁before ▁the ▁tur bul ence ▁during ▁the ▁reign ▁of ▁L ý ▁C ao ▁T ô ng . ▁ ▁Early ▁years ▁An h ▁T ô ng ▁was ▁born ▁during ▁the ▁third ▁month ▁of ▁ 1 1 3 6 ▁( L un ar ▁calendar ) ▁as ▁L ý ▁Th i ên ▁T ộ , ▁the ▁first ▁son ▁of ▁L ý ▁Th ầ n ▁T ô ng ▁and ▁L ê ▁Th ị , ▁the ▁Emperor ▁and ▁ ▁Em press ▁of ▁Vietnam . ▁Initial ly ▁L ý ▁Th i ên ▁T ộ ▁wasn ' t ▁chosen ▁as ▁the ▁L ý ▁D ynast y ▁crown ▁prince ▁because ▁his ▁father ▁preferred ▁L ý ▁Th i ên ▁L ộ c , ▁four ▁years ▁older ▁and ▁the ▁son ▁of ▁his ▁favour ite ▁conc ub ine . ▁In ▁the ▁nin th ▁month ▁of ▁ 1 1 3 8 , ▁the ▁ill ▁em peror ▁decided ▁to ▁make ▁L ý