 Complete the following phrase:  William George Montagu Hay was born on 4 November 1884. He was the eldest son of William Hay, 10th Marquess of Tweeddale 18261911 and the former Candida Louisa Bartolucci, Marchioness of Tweeddale. His brother, Lord Arthur Hay who married Menda Ralli, was killed in 1914 during the 