James Callaghan

The Right Honourable Leonard James Callaghan, Baron Callaghan of Cardiff, KG, PC (March 27, 1912 March 26, 2005), was Labour Prime Minister of the United Kingdom from 1976 to 1979. He was known by his second name, James, shortened to Jim, giving his nicknames "Sunny Jim" or "Big Jim". Callaghan is the only person to have filled the three great offices of state (Chancellor of the Exchequer, Home Secretary and Foreign Secretary) before becoming Prime Minister.