James Callaghan

Leonard James Callaghan, Baron Callaghan of Cardiff, KG, PC (27 March 1912 – 26 March 2005), was Labour Prime Minister of the United Kingdom from 1976 to 1979. Known as Jim for short (and nicknamed 'Sunny Jim' or 'Big Jim'), Callaghan is the only person to have served in the four Great Offices of State: Prime Minister, Chancellor of the Exchequer, Home Secretary and Foreign Secretary.