1146 – He was a King of Denmark and a co-regent with Sweyn III and Valdemar I.
– After the abdication of Eric III, the magnates of Jutland declared him king and for the following years he tried in vain to defeat his rival Sweyn III on Zealand.
1147 – Canute participated in the Wendish Crusade.
1151 – He was expelled from Denmark and his request for help from Frederick Barbarossa only resulted in a compromise which made him the inferior co-regent of Sweyn.
1157 – He dide on the 9th of August.