 However, Queen Christina abdicated soon thereafter and was replaced on the throne by Charles Gustav, the brother of De la Gardie's wife Maria Eufrosyne.When Charles Gustav, De la Gardie's brother-in-law, ascended to the throne, it meant a return to the public for De la Gardie.In August 1654, he became governor of Västergötland, Dalsland and Halland and in December that year he was made chancellor of Uppsala University.