Leonard James Callaghan, Baron Callaghan of Cardiff, (; 27 March 191226 March 2005), commonly 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. Callaghan is the only person to have held all four Great Offices of State, having served as Chancellor of the Exchequer from 1964 to 1967, Home Secretary from 1967 to 1970 and Foreign Secretary from 1974 to 1976. He was a member of Parliament (MP) from 1945 to 1987. Born into a working class family in Portsmouth, Callaghan left school early and began his career as a tax inspector, before becoming a trade union official in the 1930s; he served as a lieutenant in the Royal Navy during the Second World War. He was elected to Parliament at the 1945 election, and was regarded as being on the left wing of the Labour Party. He was appointed to the Attlee government as a parliamentary secretary in 1947, and began to move increasingly towards the right w
Leonard James Callaghan, Barón Callaghan de Cardiff, (nacido el 27 de marzo de 1912 y fallecido el 26 de marzo de 2005), comúnmente conocido como Jim Callaghan, fue un político británico que sirvió como Primer Ministro del Reino Unido de 1976 a 1979 y Líder del Partido Laborista de 1976 a 1980. Callaghan es la única persona que ha mantenido las cuatro Grandes Oficinas de Estado, habiendo servido como canciller del Tesoro de 1964 a 1967, Secretario del Interior de 1967 a 1970 y Secretario de Relaciones Exteriores de 1974 a 1976. Fue elegido miembro del Parlamento (MP) de 1945 a 1987. Nacido en una familia de clase obrera en Portsmouth, Callaghan dejó la escuela temprano y comenzó su carrera como inspector fiscal, antes de convertirse en oficial sindical en los años 1930; sirvió como teniente en la Marina Real durante la Segunda Guerra Mundial.