Facts: - regent: valdemar the young eric iv valdemar the young - mother: sophia of minsk - predecessor: canute vi christopher - house: house of estridsen - birth date: 9 may/28 june 1170 - issue: valdemar of brandenburg abel christopher i the young eric iv ploughpenny sophia , margravine - caption: coin history museum minted for king valdemar ii , lund university - succession: king of denmark duke of schleswig - reign: 1202 -- 1241 1183 -- 1216 - spouse: dagmar of bohemia berengaria of portugal - death date: 28 march 1241 -lrb- aged 70 -rrb- - father: valdemar i the great - name: valdemar ii the victorious - death place: vordingborg - realm: denmark - type: monarch - successor: eric iv ploughpenny eric valdemarsen - image: coin valdemar ii sejr.jpg minted for king valdemar ii of denmark , - religion: roman catholicism Based on these bullet points, write a short biography describing the life of valdemar ii of denmark .
A:
valdemar ii -lrb- 9 may 1170 or 28 june 1170 -- 28 march 1241 -rrb- , called valdemar the victorious or valdemar the conqueror -lrb- '' valdemar sejr '' -rrb- , was the king of denmark from 1202 until his death in 1241 .the nickname '' sejr '' is a later invention and was not used during the king 's own lifetime .'' sejr '' means '' victory '' in danish .