Historians generally considered him a controversial figure due to his being a contrarian in addition to a quarrelsome character.
[1] Aside from his position in the church, he was an important figure in the court of King Christian II due to his legal expertise.
When he returned to Denmark, he was employed at the King John's office and soon distinguished himself for his sharp intellect, his eloquence and his legal knowledge and in 1501 became bishop of the Diocese of Funen, where he soon fell into a long-standing conflict with the nobility.
He could, through their legal knowledge, the single Privy Council in the Grey Friar's Abbey in Stockholm, to recognize the King Christian's succession to the crown of Sweden.
[1] Beldenak's claim was that King Christian II was the rightful heir because he was elected during his father's reign.