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
Deputy Leader of the Conservative Party (UK) leader, and not by party-wide elections. Government and other official titles often accompanying the deputy party leadership are Deputy Prime Minister of the United Kingdom, First Secretary of State and/or Deputy Leader of the Opposition, or their equivalent, and may be indicated by a single front bench MP being assigned to stand in for the party leader at the Despatch Box during Prime Minister's Questions when the party leader is absent. Perhaps because of the often unofficial nature of the position, reliable sources can sometimes differ over who the deputy actually is or was. The term has sometimes been mistakenly