 In turn, Catherine was annoyed at the appointment of Edward Seymour (Duke of Somerset) as Protector regent, since as King Edward's stepmother, she had expected to be appointed regent..Upon their marriage, Seymour moved into his wife's house, at Chelsea Manor in London, where she lived with her step-daughter, the 14-year-old Elizabeth.Seymour was the uncle of Elizabeth's half-brother, and the newly wed husband of her step-mother, and their family roles regarding each other were, perhaps, unclear.