Nancy Mitford or conviction. Many of her writings—for example, her introductions to the Stanley letter collections, and her "U–non-U" essay of 1955—are staunch defences of aristocratic traditions and values. The outbreak of war in September 1939 divided the Mitford family. Nancy and Rodd supported the war; the Romillys had by this time departed for America, while the others either hoped for an Anglo-German détente or, as with Unity, were openly pro-Nazi. Unity was in Munich when war was declared; in despair she attempted suicide by shooting herself in the head. She survived, and was sent home through neutral Switzerland. Mosley and Diana,
Diana Álvares Pereira de Melo, 11th Duchess of Cadaval the history of the Portuguese monarchy, which she publishes under the name of Diana de Cadaval. "Dona" Diana's father was married twice, but only the second marriage was a religious ceremony. Diana has two older half-sisters, an older half-brother (born from her father's extramarital relationship) and a younger sister: When the Duke died in 2001, the eldest daughters of both marriages, Rosalinda and Diana, disputed the family heritage. "Dom" Duarte Pio, Duke of Braganza recognized Diana as 11th Duchess of Cadaval (on a non-hereditary basis, as all holders of the Dukedom of Cadaval in the past have obtained royal recognition