Princess Louise of Prussia in Baden, and everyone spoke with affectionate pride of their grand duke and duchess in Constance, where the couple had a summer residence. Louise was a great friend of Alice, Grand Duchess of Hesse, her sister-in-law's younger sister; i.e., Alice was the sister of Victoria, Louise's brother Frederick's wife, both sisters being daughters of Queen Victoria. The two often visited each other. In Queen Victoria's letters, she and Frederick were always referred to with pleasure or sympathy as "good Fritz and Louise of Baden". Though friends as young girls, Louise and her sister-in-law Victoria, Princess Royal ("Vicky") always had a
Helena Kantakouzene, Empress of Trebizond Helena Kantakouzene, Empress of Trebizond Helena Kantakouzene (died 1463) was the second wife of David of Trebizond. She was the last Empress of Trebizond. Donald Nicol has argued that Helena was the sister of George Palaiologos Kantakouzenos, and thus the granddaughter of Matthew Kantakouzenos and possibly the daughter of Demetrios I Kantakouzenos. Theodore Spandounes reports that George visited her in Trebizond after 1437. It is unclear which of David's children were also hers; his five children—three boys and two daughters—have been attributed variously to Helena or David's first wife Maria of Gothia by various genealogies. Nevertheless, the oldest sons died