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.
Brownlow Cecil, 4th Marquess of Exeter Brownlow Henry George Cecil, 4th Marquess of Exeter {'1': ", '2': ", '3': ", '4': "} (20 December 1849 – 9 April 1898), styled Lord Burghley between 1867 and 1895, was a British peer and Conservative politician. He served as Vice-Chamberlain of the Household between 1891 and 1892.