When did the man who Lord Frederick Charles Cavendish was a protege of last serve as Prime Minister?
Lord Frederick Cavendish Lord Frederick Charles Cavendish {'1': ", '2': ", '3': ", '4': "} (30 November 1836 – 6 May 1882) was an English Liberal politician and "protégé" of the Prime Minister, William Ewart Gladstone. Cavendish was appointed Chief Secretary for Ireland in May 1882 but was murdered only hours after his arrival in Dublin, a victim of the politically motivated Phoenix Park murders.
William Compton, 5th Marquess of Northampton William George Spencer Scott Compton, 5th Marquess of Northampton, KG (23 April 1851 – 15 June 1913), known as Lord William Compton from 1877 to 1887 and as Earl Compton from 1887 to 1897, was a British peer and Liberal politician.