It was only after his mother's death (28 June 1530) that he made peace with his religious convictions; from the time of the Diet of Augsburg in 1530 both George and his brothers allied themselves with the Lutherans.
See oli alles pärast tema ema surma (28. juuni 1530), kui ta tegi rahu oma usuliste veendumustega; Augsburgi riigipäeval aastal 1530 liitusid nii Georg kui ka tema vennad protestantidega.