Leonard James Callaghan, Baron Callaghan of Cardiff, KG, PC, often known as Jim Callaghan, was a British politician who served as Prime Minister of the United Kingdom from 1976 to 1979 and Leader of the Labour Party from 1976 to 1980.
Biography：Leonard James Callaghan, Baron Callaghan of Cardiff, KG, PC, often known as Jim Callaghan, was a British politician who served as Prime Minister of the United Kingdom from 1976 to 1979 and Leader of the Labour Party from 1976 to 1980.
