John Smith (Labour Party leader) offer of the office of Solicitor General for Scotland, not wishing his political career to become sidelined as a law officer. In October, he was made an Under-Secretary of State at the Department of Energy. In December 1975, he was made a Minister of State. Smith supported James Callaghan in the Labour Party leadership election after Wilson resigned in April 1976. When Callaghan became Prime Minister, Smith became a Minister of State at the Privy Council Office, serving with Labour's Deputy leader, Michael Foot, the Lord President of the Council and Leader of the House of Commons. In this position,
Deputy Leader of the Labour Party (UK) of the Party until a new leader is elected. If a vacancy in the leadership occurs while the Labour Party is in government, then the Cabinet, in consultation with the National Executive Committee of the Labour Party, chooses a new leader, who serves until a new leader is elected. To date, the only Deputy Leaders who have gone on to become the elected leader of the Labour Party are Clement Attlee and Michael Foot. Margaret Beckett briefly served as Labour leader following the unexpected death of John Smith in 1994. Harriet Harman was leader after Gordon Brown resigned in 2010