▁Th i ên ▁T ộ ▁his ▁successor ▁and ▁dem ote ▁L ý ▁Th i ên ▁L ộ c ▁to ▁Prince ▁Min h ▁ Đ ạ o ▁( V ietnam ese : ▁Min h ▁ Đ ạ o ▁v ư ơ ng ) ▁after ▁a ▁campaign ▁launched ▁by ▁three ▁other ▁conc ub ines ▁of ▁the ▁Emperor , ▁Lad ies ▁C ả m ▁Th án h , ▁N h ậ t ▁Ph ụ ng ▁and ▁Ph ụ ng ▁Th án h , ▁who ▁were ▁afraid ▁that ▁the ▁coron ation ▁of ▁a ▁conc ub ine ' s ▁son ▁would ▁threaten ▁their ▁positions ▁in ▁the ▁royal ▁family . ▁ ▁So on ▁after ▁naming ▁his ▁successor , ▁on ▁the ▁ 2 6 th ▁day ▁of ▁the ▁same ▁month , ▁L ý ▁Th ầ n ▁T ô ng ▁died . ▁On ▁the ▁first ▁day ▁of ▁the ▁t enth ▁lun ar ▁month ▁( 5 ▁November ), ▁two ▁year ▁old ▁L ý ▁An h ▁T ô ng ▁asc ended ▁the ▁throne . ▁After ▁changing ▁the ▁era ▁name ▁to ▁Th i ệ u ▁Min h , ▁he ▁elev ated ▁his ▁mother ▁( L ady ▁C ả m ▁Th án h ) ▁to ▁Em press ▁Mother ▁L ê ▁Th ị of ▁of ▁the ▁L ý ▁D ynast y . ▁During ▁his ▁ 3 7 - year ▁reign , ▁L ý ▁An h ▁T ô ng ▁had ▁three ▁more ▁era ▁names : ▁ Đ ạ i ▁ Đ ị n h ▁( 1 1 4 0 – 1 1 6 2 ), ▁Ch ín