 Macmillan was the last British prime minister born during the Victorian era, the last to have served in the First World War and the last to receive a hereditary peerage.At the time of his death, he was the longest-lived prime minister in British history, a record surpassed by James Callaghan in February 2005.Macmillan was born at 52 Cadogan Place in Chelsea, London, to Maurice Crawford Macmillan (1853–1936), a publisher, and his wife, the former Helen (Nellie) Artie Tarleton Belles (1856–1937), an artist and socialite from Spencer, Indiana.