was a difficult situation for his family, as he often forced them to attend him, refusing to let them leave from 9 AM until bedtime. Anglo-Prussian marriage alliance Sophia Dorothea held a longtime ambition to arrange a double marriage of her eldest son, Crown Prince Frederick, to Princess Amelia of Great Britain, and her eldest daughter Wilhelmine to Frederick, future Prince of Wales. This was a project that had first been raised during the children's infancy and would result in a strong alliance between Prussia and Great Britain. Her plan was opposed by the king's favorites Grumbkow and Anhalt, who wished to arrange a marriage between Wilhelmine and Anhalt's nephew, Frederick William, Margrave of Brandenburg-Schwedt (the King's first cousin). He was next in line to inherit the throne after the crown prince, whose health was delicate. If he succeeded, Anhalt and Grumbkow hoped to come into a position of power. In 1723, the queen convinced the king to give his consent to the Prussian-British marriage alliance. In October of that year, they hosted a visit by George I in Berlin, who inspected Wilhelmine and agreed to the double marriage alliance if it was approved by Parliament. One day, Frederick William went to visit George I in Goehr. Sophia Dorothea did not accompany him, because she gave birth unexpectedly just before they were to leave. Sophia had been unaware of her pregnancy, leading to a rumor that she had tried to hide it. This caused Frederick William to suspect her of adultery. Upon his return, he had to be prevented from beating her by her chief lady-in-waiting, Sophie de Kameke, who held his arm and told him "if he had only come there to kill his wife, he had better have kept away." The king questioned the physician Stahl, his regimental surgeon Holzendorf, and de Kameke about the queen's suspected adultery, upon which de Kameke told him that "if he were not her king she would strangle him on the spot" for his accusation, which resulted in him making an apology to the queen and dismissing the affair. George I promised that the double marriage alliance would be formally agreed upon in connection with the Treaty of Hanover (1725). Sophia Dorothea accompanied Frederick William to meet George in Hanover to discuss the matter, and was left there to handle the negotiations when he returned to Berlin. However, she failed to accomplish