Caroline of Ansbach his father's political beliefs, and complained of his lack of influence in government. The Regency Act 1728 made Caroline rather than Frederick regent when her husband was in Hanover for five months from May 1729. During her regency, a diplomatic incident with Portugal (where a British ship had been seized on the Tagus) was defused, and the negotiation of the Treaty of Seville between Britain and Spain was concluded. From May 1732, she was regent for four months while George II was again away in Hanover. An investigation into the penal system uncovered widespread abuses, including cruel treatment and conspiracy
Caroline of Ansbach until her death in 1696. The orphaned Caroline and William Frederick returned to Ansbach to stay with their elder half-brother, Margrave George Frederick II. George Frederick was a youth with little interest in parenting a girl, and so Caroline soon moved to Lützenburg outside Berlin, where she entered into the care of her new guardians, Frederick, Elector of Brandenburg, and his wife, Sophia Charlotte, who had been a friend of Eleonore Erdmuthe. Frederick and Sophia Charlotte became king and queen of Prussia in 1701. The queen was the daughter of Dowager Electress Sophia of Hanover, and the sister of George,