Conservative Party (UK) in the Falklands War in June that year, along with the recovering British economy, saw the Conservatives returning quickly to the top of the opinion polls and winning the 1983 general election with a landslide majority, due to a split opposition vote. Thatcher now faced, arguably, her most serious rival yet after the 1983 general election, when Michael Foot resigned as Leader of the Labour Party and was succeeded by Neil Kinnock. With a new leader at the helm, Labour were clearly determined to defeat the Conservatives at the next election and for virtually the entirety of Thatcher's second ministry
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