Mrs Joseph Kennedy, wife of H.E. the United States Ambassador, in a photograph to mark the presentation of two of her daughters at the first court at Buckingham Palace in May 1938. On the left is Rosemary Kennedy (1918 - 2005), in the middle Rose Kennedy and on the right, Kathleen 'Kick' Kennedy. Kathleen met Billy Cavendish, heir to the Devonshire dukedom during the Season and married him becoming Marchioness of Hartington. He was killed during World War II and Kathleen herself was killed in a plane crash in 1948. Rosemary, or Rosie, was deemed mentally retarded and was subjected to a frontal lobotomy at the age of 23. She spent much of her life in and out of asylums.